Finding the Fourth Proportional to 74,687,275.89, 103,069,757.52 and 41,200,587.99
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Solution
The fourth proportional to 74,687,275.89, 103,069,757.52 and 41,200,587.99 is: 56,857,537.82
Step by Step Solution
- Step 1: Write the proportion equation
74,687,275.89 : 103,069,757.52 = 41,200,587.99 : x - Step 2: Convert to fraction form
74,687,275.89/103,069,757.52 = 41,200,587.99/x - Step 3: Cross multiply
74,687,275.89x = 103,069,757.52 × 41,200,587.99 - Step 4: Simplify right side
74,687,275.89x = 4,246,534,613,810,724 - Step 5: Solve for x
x = 4,246,534,613,810,724/74,687,275.89 - Step 6: Final answer
x = 56,857,537.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.