Home / 57,545.98-86,282.07-39,726.72

Finding the Fourth Proportional to 57,545.98, 86,282.07 and 39,726.72

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Solution

The fourth proportional to 57,545.98, 86,282.07 and 39,726.72 is: 59,564.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,545.98 : 86,282.07 = 39,726.72 : x
  2. Step 2: Convert to fraction form
    57,545.98/86,282.07 = 39,726.72/x
  3. Step 3: Cross multiply
    57,545.98x = 86,282.07 × 39,726.72
  4. Step 4: Simplify right side
    57,545.98x = 3,427,703,635.91
  5. Step 5: Solve for x
    x = 3,427,703,635.91/57,545.98
  6. Step 6: Final answer
    x = 59,564.61

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1.5x scale

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.