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Finding the Fourth Proportional to 100,553.73, 150,600.96 and 48,000.12

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Solution

The fourth proportional to 100,553.73, 150,600.96 and 48,000.12 is: 71,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,553.73 : 150,600.96 = 48,000.12 : x
  2. Step 2: Convert to fraction form
    100,553.73/150,600.96 = 48,000.12/x
  3. Step 3: Cross multiply
    100,553.73x = 150,600.96 × 48,000.12
  4. Step 4: Simplify right side
    100,553.73x = 7,228,864,152.12
  5. Step 5: Solve for x
    x = 7,228,864,152.12/100,553.73
  6. Step 6: Final answer
    x = 71,890.56

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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.