the first three terms of a proportion are 3,5 and 21 respectively find the fourth term
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3:5::21:35
Step-by-step explanation:
Product of mean=product of extreme
3x=5×21
x=105/3
x=35
Answered by
0
Answer:
x = 35
Step-by-step explanation:
=》3 : 5 :: 21 : x
=》3/5 = 21/x
=》3x = 21 × 5
=》x = (21 × 5) / 3
=》x = 7×5
=》x = 35
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