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Finding the Fourth Proportional to 80,635.68, 120,953.79 and 24,476.27

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Solution

The fourth proportional to 80,635.68, 120,953.79 and 24,476.27 is: 36,714.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,635.68 : 120,953.79 = 24,476.27 : x
  2. Step 2: Convert to fraction form
    80,635.68/120,953.79 = 24,476.27/x
  3. Step 3: Cross multiply
    80,635.68x = 120,953.79 × 24,476.27
  4. Step 4: Simplify right side
    80,635.68x = 2,960,497,016.79
  5. Step 5: Solve for x
    x = 2,960,497,016.79/80,635.68
  6. Step 6: Final answer
    x = 36,714.48

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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.