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Finding the Fourth Proportional to 80,249.89, 120,374.56 and 24,089.77

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Solution

The fourth proportional to 80,249.89, 120,374.56 and 24,089.77 is: 36,134.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,249.89 : 120,374.56 = 24,089.77 : x
  2. Step 2: Convert to fraction form
    80,249.89/120,374.56 = 24,089.77/x
  3. Step 3: Cross multiply
    80,249.89x = 120,374.56 × 24,089.77
  4. Step 4: Simplify right side
    80,249.89x = 2,899,795,704.96
  5. Step 5: Solve for x
    x = 2,899,795,704.96/80,249.89
  6. Step 6: Final answer
    x = 36,134.57

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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.