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Finding the Fourth Proportional to 100,337.88, 150,494.52 and 58,240.86

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Solution

The fourth proportional to 100,337.88, 150,494.52 and 58,240.86 is: 87,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,337.88 : 150,494.52 = 58,240.86 : x
  2. Step 2: Convert to fraction form
    100,337.88/150,494.52 = 58,240.86/x
  3. Step 3: Cross multiply
    100,337.88x = 150,494.52 × 58,240.86
  4. Step 4: Simplify right side
    100,337.88x = 8,764,930,270.09
  5. Step 5: Solve for x
    x = 8,764,930,270.09/100,337.88
  6. Step 6: Final answer
    x = 87,354.15

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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.