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Finding the Fourth Proportional to 62,641.56, 85,916.13 and 59,252.52

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Solution

The fourth proportional to 62,641.56, 85,916.13 and 59,252.52 is: 81,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,641.56 : 85,916.13 = 59,252.52 : x
  2. Step 2: Convert to fraction form
    62,641.56/85,916.13 = 59,252.52/x
  3. Step 3: Cross multiply
    62,641.56x = 85,916.13 × 59,252.52
  4. Step 4: Simplify right side
    62,641.56x = 5,090,747,211.15
  5. Step 5: Solve for x
    x = 5,090,747,211.15/62,641.56
  6. Step 6: Final answer
    x = 81,267.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.