The fourth proportional of 64, 80 and 88 is: 

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SSC Selection Post 2024 (Graduate Level) Official Paper (Held On: 25 Jun, 2024 Shift 3)
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  1. 90
  2. 100
  3. 120
  4. 110

Answer (Detailed Solution Below)

Option 4 : 110
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Detailed Solution

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Given:

The numbers are 64, 80, and 88

Formula used:

If a, b, c are given, the fourth proportional d is found using the formula:

d = (b × c) / a

Calculation:

d = (80 × 88) / 64

⇒ d = 7040 / 64

⇒ d = 110

∴ The correct answer is option (4).

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