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Finding the Fourth Proportional to 63,846.73, 95,781.72 and 21,724.77

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Solution

The fourth proportional to 63,846.73, 95,781.72 and 21,724.77 is: 32,591.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,846.73 : 95,781.72 = 21,724.77 : x
  2. Step 2: Convert to fraction form
    63,846.73/95,781.72 = 21,724.77/x
  3. Step 3: Cross multiply
    63,846.73x = 95,781.72 × 21,724.77
  4. Step 4: Simplify right side
    63,846.73x = 2,080,835,690.47
  5. Step 5: Solve for x
    x = 2,080,835,690.47/63,846.73
  6. Step 6: Final answer
    x = 32,591.11

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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.