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Finding the Fourth Proportional to 24,793.75, 34,215.38 and 13,615.75

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Solution

The fourth proportional to 24,793.75, 34,215.38 and 13,615.75 is: 18,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,793.75 : 34,215.38 = 13,615.75 : x
  2. Step 2: Convert to fraction form
    24,793.75/34,215.38 = 13,615.75/x
  3. Step 3: Cross multiply
    24,793.75x = 34,215.38 × 13,615.75
  4. Step 4: Simplify right side
    24,793.75x = 465,868,060.24
  5. Step 5: Solve for x
    x = 465,868,060.24/24,793.75
  6. Step 6: Final answer
    x = 18,789.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.