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Finding the Fourth Proportional to 57,646.92, 86,454.90 and 22,100.52

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Solution

The fourth proportional to 57,646.92, 86,454.90 and 22,100.52 is: 33,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,646.92 : 86,454.90 = 22,100.52 : x
  2. Step 2: Convert to fraction form
    57,646.92/86,454.90 = 22,100.52/x
  3. Step 3: Cross multiply
    57,646.92x = 86,454.90 × 22,100.52
  4. Step 4: Simplify right side
    57,646.92x = 1,910,698,246.55
  5. Step 5: Solve for x
    x = 1,910,698,246.55/57,646.92
  6. Step 6: Final answer
    x = 33,144.85

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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.