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Finding the Fourth Proportional to 104,425.76, 144,092.77 and 62,001.20

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Solution

The fourth proportional to 104,425.76, 144,092.77 and 62,001.20 is: 85,552.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,425.76 : 144,092.77 = 62,001.20 : x
  2. Step 2: Convert to fraction form
    104,425.76/144,092.77 = 62,001.20/x
  3. Step 3: Cross multiply
    104,425.76x = 144,092.77 × 62,001.20
  4. Step 4: Simplify right side
    104,425.76x = 8,933,923,775.86
  5. Step 5: Solve for x
    x = 8,933,923,775.86/104,425.76
  6. Step 6: Final answer
    x = 85,552.88

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1.5x scale

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.