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Finding the Fourth Proportional to 162,781.73, 244,236.87 and 50,470.77

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Solution

The fourth proportional to 162,781.73, 244,236.87 and 50,470.77 is: 75,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,781.73 : 244,236.87 = 50,470.77 : x
  2. Step 2: Convert to fraction form
    162,781.73/244,236.87 = 50,470.77/x
  3. Step 3: Cross multiply
    162,781.73x = 244,236.87 × 50,470.77
  4. Step 4: Simplify right side
    162,781.73x = 12,326,822,891.29
  5. Step 5: Solve for x
    x = 12,326,822,891.29/162,781.73
  6. Step 6: Final answer
    x = 75,726.09

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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.