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Finding the Fourth Proportional to 48,691.92, 67,197.96 and 29,826.48

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Solution

The fourth proportional to 48,691.92, 67,197.96 and 29,826.48 is: 41,162.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,691.92 : 67,197.96 = 29,826.48 : x
  2. Step 2: Convert to fraction form
    48,691.92/67,197.96 = 29,826.48/x
  3. Step 3: Cross multiply
    48,691.92x = 67,197.96 × 29,826.48
  4. Step 4: Simplify right side
    48,691.92x = 2,004,278,609.98
  5. Step 5: Solve for x
    x = 2,004,278,609.98/48,691.92
  6. Step 6: Final answer
    x = 41,162.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.