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Finding the Fourth Proportional to 73,815.50, 101,862.42 and 43,610.52

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Solution

The fourth proportional to 73,815.50, 101,862.42 and 43,610.52 is: 60,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,815.50 : 101,862.42 = 43,610.52 : x
  2. Step 2: Convert to fraction form
    73,815.50/101,862.42 = 43,610.52/x
  3. Step 3: Cross multiply
    73,815.50x = 101,862.42 × 43,610.52
  4. Step 4: Simplify right side
    73,815.50x = 4,442,273,104.66
  5. Step 5: Solve for x
    x = 4,442,273,104.66/73,815.50
  6. Step 6: Final answer
    x = 60,180.76

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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.