Question

1. Find the fourth proportional to the following numbers.
(i) 11, 143, 13 (ii) 168, 42,16
5 14
1 3 3
(ii) 2
(iv)
7'15
5 4 5
(v) 4. 3.5.48 (vi) 0.25, 7.9.2.5
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Answer 1

Answer:

(v) 4.3.5.48 is the fourth proportional number.