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Finding the Fourth Proportional to 150,543.75, 225,815.73 and 38,232.39

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Solution

The fourth proportional to 150,543.75, 225,815.73 and 38,232.39 is: 57,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,543.75 : 225,815.73 = 38,232.39 : x
  2. Step 2: Convert to fraction form
    150,543.75/225,815.73 = 38,232.39/x
  3. Step 3: Cross multiply
    150,543.75x = 225,815.73 × 38,232.39
  4. Step 4: Simplify right side
    150,543.75x = 8,633,475,057.49
  5. Step 5: Solve for x
    x = 8,633,475,057.49/150,543.75
  6. Step 6: Final answer
    x = 57,348.61

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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.