Finding the Fourth Proportional to 58,560,324.72, 87,316,942.18 and 56,951,432.45
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Solution
The fourth proportional to 58,560,324.72, 87,316,942.18 and 56,951,432.45 is: 84,917,987.70
Step by Step Solution
- Step 1: Write the proportion equation
58,560,324.72 : 87,316,942.18 = 56,951,432.45 : x - Step 2: Convert to fraction form
58,560,324.72/87,316,942.18 = 56,951,432.45/x - Step 3: Cross multiply
58,560,324.72x = 87,316,942.18 × 56,951,432.45 - Step 4: Simplify right side
58,560,324.72x = 4,972,824,934,304,826 - Step 5: Solve for x
x = 4,972,824,934,304,826/58,560,324.72 - Step 6: Final answer
x = 84,917,987.70
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.