Find the Fourth proportional to the following.
1). 16,12,8
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2
Answer:
as the numbers are deducted by number 4 the fourth value is 4
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8
Answer:
Let the 4th proportional to 16, 12, 8 be x.
Product of means = Product of extremes
Product of means = 12 × 8
Product of extremes = 16x
∴ 16x = 12 × 8
⇒ x = = 12/2 = 24
The 4th proportional to 16, 12, 8 is 24.
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