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Finding the Fourth Proportional to 73,672.92, 110,542.05 and 38,604.24

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Solution

The fourth proportional to 73,672.92, 110,542.05 and 38,604.24 is: 57,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,672.92 : 110,542.05 = 38,604.24 : x
  2. Step 2: Convert to fraction form
    73,672.92/110,542.05 = 38,604.24/x
  3. Step 3: Cross multiply
    73,672.92x = 110,542.05 × 38,604.24
  4. Step 4: Simplify right side
    73,672.92x = 4,267,391,828.29
  5. Step 5: Solve for x
    x = 4,267,391,828.29/73,672.92
  6. Step 6: Final answer
    x = 57,923.48

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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.