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Finding the Fourth Proportional to 164,793.60, 247,188 and 52,472.52

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Solution

The fourth proportional to 164,793.60, 247,188 and 52,472.52 is: 78,708.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,793.60 : 247,188 = 52,472.52 : x
  2. Step 2: Convert to fraction form
    164,793.60/247,188 = 52,472.52/x
  3. Step 3: Cross multiply
    164,793.60x = 247,188 × 52,472.52
  4. Step 4: Simplify right side
    164,793.60x = 12,970,577,273.76
  5. Step 5: Solve for x
    x = 12,970,577,273.76/164,793.60
  6. Step 6: Final answer
    x = 78,708.02

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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.