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Finding the Fourth Proportional to 59,160.38, 88,710.60 and 19,703.66

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Solution

The fourth proportional to 59,160.38, 88,710.60 and 19,703.66 is: 29,545.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,160.38 : 88,710.60 = 19,703.66 : x
  2. Step 2: Convert to fraction form
    59,160.38/88,710.60 = 19,703.66/x
  3. Step 3: Cross multiply
    59,160.38x = 88,710.60 × 19,703.66
  4. Step 4: Simplify right side
    59,160.38x = 1,747,923,500.80
  5. Step 5: Solve for x
    x = 1,747,923,500.80/59,160.38
  6. Step 6: Final answer
    x = 29,545.51

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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.