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Finding the Fourth Proportional to 237,923.20, 356,644.80 and 88,067.20

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Solution

The fourth proportional to 237,923.20, 356,644.80 and 88,067.20 is: 132,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,923.20 : 356,644.80 = 88,067.20 : x
  2. Step 2: Convert to fraction form
    237,923.20/356,644.80 = 88,067.20/x
  3. Step 3: Cross multiply
    237,923.20x = 356,644.80 × 88,067.20
  4. Step 4: Simplify right side
    237,923.20x = 31,408,708,930.56
  5. Step 5: Solve for x
    x = 31,408,708,930.56/237,923.20
  6. Step 6: Final answer
    x = 132,011.96

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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.