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Finding the Fourth Proportional to 83,063.80, 124,614.78 and 23,899.96

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Solution

The fourth proportional to 83,063.80, 124,614.78 and 23,899.96 is: 35,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,063.80 : 124,614.78 = 23,899.96 : x
  2. Step 2: Convert to fraction form
    83,063.80/124,614.78 = 23,899.96/x
  3. Step 3: Cross multiply
    83,063.80x = 124,614.78 × 23,899.96
  4. Step 4: Simplify right side
    83,063.80x = 2,978,288,257.41
  5. Step 5: Solve for x
    x = 2,978,288,257.41/83,063.80
  6. Step 6: Final answer
    x = 35,855.43

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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.