Home / 66,926.43-100,545.17-39,243.87

Finding the Fourth Proportional to 66,926.43, 100,545.17 and 39,243.87

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Solution

The fourth proportional to 66,926.43, 100,545.17 and 39,243.87 is: 58,957.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,926.43 : 100,545.17 = 39,243.87 : x
  2. Step 2: Convert to fraction form
    66,926.43/100,545.17 = 39,243.87/x
  3. Step 3: Cross multiply
    66,926.43x = 100,545.17 × 39,243.87
  4. Step 4: Simplify right side
    66,926.43x = 3,945,781,384.39
  5. Step 5: Solve for x
    x = 3,945,781,384.39/66,926.43
  6. Step 6: Final answer
    x = 58,957.00

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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.