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Finding the Fourth Proportional to 60,145.92, 83,001.78 and 33,287.85

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Solution

The fourth proportional to 60,145.92, 83,001.78 and 33,287.85 is: 45,937.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,145.92 : 83,001.78 = 33,287.85 : x
  2. Step 2: Convert to fraction form
    60,145.92/83,001.78 = 33,287.85/x
  3. Step 3: Cross multiply
    60,145.92x = 83,001.78 × 33,287.85
  4. Step 4: Simplify right side
    60,145.92x = 2,762,950,545.22
  5. Step 5: Solve for x
    x = 2,762,950,545.22/60,145.92
  6. Step 6: Final answer
    x = 45,937.46

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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.