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Finding the Fourth Proportional to 73,000.56, 109,422.96 and 37,891.92

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Solution

The fourth proportional to 73,000.56, 109,422.96 and 37,891.92 is: 56,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,000.56 : 109,422.96 = 37,891.92 : x
  2. Step 2: Convert to fraction form
    73,000.56/109,422.96 = 37,891.92/x
  3. Step 3: Cross multiply
    73,000.56x = 109,422.96 × 37,891.92
  4. Step 4: Simplify right side
    73,000.56x = 4,146,246,046.48
  5. Step 5: Solve for x
    x = 4,146,246,046.48/73,000.56
  6. Step 6: Final answer
    x = 56,797.46

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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.