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Finding the Fourth Proportional to 110,545.68, 152,553.42 and 62,814.90

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Solution

The fourth proportional to 110,545.68, 152,553.42 and 62,814.90 is: 86,684.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,545.68 : 152,553.42 = 62,814.90 : x
  2. Step 2: Convert to fraction form
    110,545.68/152,553.42 = 62,814.90/x
  3. Step 3: Cross multiply
    110,545.68x = 152,553.42 × 62,814.90
  4. Step 4: Simplify right side
    110,545.68x = 9,582,627,821.96
  5. Step 5: Solve for x
    x = 9,582,627,821.96/110,545.68
  6. Step 6: Final answer
    x = 86,684.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.