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Finding the Fourth Proportional to 60,358.78, 83,293.56 and 33,500.50

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Solution

The fourth proportional to 60,358.78, 83,293.56 and 33,500.50 is: 46,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,358.78 : 83,293.56 = 33,500.50 : x
  2. Step 2: Convert to fraction form
    60,358.78/83,293.56 = 33,500.50/x
  3. Step 3: Cross multiply
    60,358.78x = 83,293.56 × 33,500.50
  4. Step 4: Simplify right side
    60,358.78x = 2,790,375,906.78
  5. Step 5: Solve for x
    x = 2,790,375,906.78/60,358.78
  6. Step 6: Final answer
    x = 46,229.83

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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.