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Finding the Fourth Proportional to 150,545.07, 225,905.08 and 67,439.07

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Solution

The fourth proportional to 150,545.07, 225,905.08 and 67,439.07 is: 101,197.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,545.07 : 225,905.08 = 67,439.07 : x
  2. Step 2: Convert to fraction form
    150,545.07/225,905.08 = 67,439.07/x
  3. Step 3: Cross multiply
    150,545.07x = 225,905.08 × 67,439.07
  4. Step 4: Simplify right side
    150,545.07x = 15,234,828,503.48
  5. Step 5: Solve for x
    x = 15,234,828,503.48/150,545.07
  6. Step 6: Final answer
    x = 101,197.79

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1.5x scale

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.