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Finding the Fourth Proportional to 158,404.88, 237,614.52 and 88,231.28

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Solution

The fourth proportional to 158,404.88, 237,614.52 and 88,231.28 is: 132,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,404.88 : 237,614.52 = 88,231.28 : x
  2. Step 2: Convert to fraction form
    158,404.88/237,614.52 = 88,231.28/x
  3. Step 3: Cross multiply
    158,404.88x = 237,614.52 × 88,231.28
  4. Step 4: Simplify right side
    158,404.88x = 20,965,033,246.19
  5. Step 5: Solve for x
    x = 20,965,033,246.19/158,404.88
  6. Step 6: Final answer
    x = 132,350.93

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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.