SSC CHSL 2023 · PYQ · Ratio and Proportion · medium
Find the third proportional of 25 and 45.
Answer
The correct answer is A: 81. If the third proportional to 25 and 45 is x, then 25:45 = 45:x, giving x = 45²/25 = 2025/25 = 81.
- A.81✓ Correct
- B.85
- C.65
- D.76
If the third proportional to 25 and 45 is x, then 25:45 = 45:x, giving x = 45²/25 = 2025/25 = 81.
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