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Finding the Fourth Proportional to 80,229.44, 120,460.80 and 59,234.24

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Solution

The fourth proportional to 80,229.44, 120,460.80 and 59,234.24 is: 88,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,229.44 : 120,460.80 = 59,234.24 : x
  2. Step 2: Convert to fraction form
    80,229.44/120,460.80 = 59,234.24/x
  3. Step 3: Cross multiply
    80,229.44x = 120,460.80 × 59,234.24
  4. Step 4: Simplify right side
    80,229.44x = 7,135,403,937.79
  5. Step 5: Solve for x
    x = 7,135,403,937.79/80,229.44
  6. Step 6: Final answer
    x = 88,937.48

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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.