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The fourth proportional to 17, 87 and 119 is:
Question

The fourth proportional to 17, 87 and 119 is:

A.

354

B.

405

C.

525

D.

609

Correct option is D

Given:
First value = 17
Second value = 87
Third value = 119
Formula Used:
Fourth proportional is given by = b×ca\frac{ b × c} a​​
Solution:
=>d=87×11917 =>d=1035317 =>d=609\Rightarrow d = \frac{87 \times 119}{17}\\\ \\\Rightarrow d = \frac{10353}{17}\\\ \\\Rightarrow d = 609​​

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