Finding the Fourth Proportional to 58,206,876.40, 87,310,314.60 and 49,551,031.12
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Solution
The fourth proportional to 58,206,876.40, 87,310,314.60 and 49,551,031.12 is: 74,326,546.68
Step by Step Solution
- Step 1: Write the proportion equation
58,206,876.40 : 87,310,314.60 = 49,551,031.12 : x - Step 2: Convert to fraction form
58,206,876.40/87,310,314.60 = 49,551,031.12/x - Step 3: Cross multiply
58,206,876.40x = 87,310,314.60 × 49,551,031.12 - Step 4: Simplify right side
58,206,876.40x = 4,326,316,115,841,590 - Step 5: Solve for x
x = 4,326,316,115,841,590/58,206,876.40 - Step 6: Final answer
x = 74,326,546.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.