Finding the Fourth Proportional to 97,350.77, 134,404.88 and 74,646.14
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Solution
The fourth proportional to 97,350.77, 134,404.88 and 74,646.14 is: 103,058.31
Step by Step Solution
- Step 1: Write the proportion equation
97,350.77 : 134,404.88 = 74,646.14 : x - Step 2: Convert to fraction form
97,350.77/134,404.88 = 74,646.14/x - Step 3: Cross multiply
97,350.77x = 134,404.88 × 74,646.14 - Step 4: Simplify right side
97,350.77x = 10,032,805,489.16 - Step 5: Solve for x
x = 10,032,805,489.16/97,350.77 - Step 6: Final answer
x = 103,058.31
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.