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Finding the Fourth Proportional to 100,545.92, 150,793.96 and 33,984.57

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Solution

The fourth proportional to 100,545.92, 150,793.96 and 33,984.57 is: 50,968.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,545.92 : 150,793.96 = 33,984.57 : x
  2. Step 2: Convert to fraction form
    100,545.92/150,793.96 = 33,984.57/x
  3. Step 3: Cross multiply
    100,545.92x = 150,793.96 × 33,984.57
  4. Step 4: Simplify right side
    100,545.92x = 5,124,667,889.20
  5. Step 5: Solve for x
    x = 5,124,667,889.20/100,545.92
  6. Step 6: Final answer
    x = 50,968.43

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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.