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Finding the Fourth Proportional to 59,793.52, 89,643.75 and 38,688.97

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Solution

The fourth proportional to 59,793.52, 89,643.75 and 38,688.97 is: 58,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,793.52 : 89,643.75 = 38,688.97 : x
  2. Step 2: Convert to fraction form
    59,793.52/89,643.75 = 38,688.97/x
  3. Step 3: Cross multiply
    59,793.52x = 89,643.75 × 38,688.97
  4. Step 4: Simplify right side
    59,793.52x = 3,468,224,354.44
  5. Step 5: Solve for x
    x = 3,468,224,354.44/59,793.52
  6. Step 6: Final answer
    x = 58,003.35

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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.