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Finding the Fourth Proportional to 151,010.80, 226,510.95 and 38,691.95

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Solution

The fourth proportional to 151,010.80, 226,510.95 and 38,691.95 is: 58,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,010.80 : 226,510.95 = 38,691.95 : x
  2. Step 2: Convert to fraction form
    151,010.80/226,510.95 = 38,691.95/x
  3. Step 3: Cross multiply
    151,010.80x = 226,510.95 × 38,691.95
  4. Step 4: Simplify right side
    151,010.80x = 8,764,150,351.85
  5. Step 5: Solve for x
    x = 8,764,150,351.85/151,010.80
  6. Step 6: Final answer
    x = 58,036.58

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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.