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Finding the Fourth Proportional to 68,575.56, 102,871.62 and 24,193.20

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Solution

The fourth proportional to 68,575.56, 102,871.62 and 24,193.20 is: 36,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,575.56 : 102,871.62 = 24,193.20 : x
  2. Step 2: Convert to fraction form
    68,575.56/102,871.62 = 24,193.20/x
  3. Step 3: Cross multiply
    68,575.56x = 102,871.62 × 24,193.20
  4. Step 4: Simplify right side
    68,575.56x = 2,488,793,676.98
  5. Step 5: Solve for x
    x = 2,488,793,676.98/68,575.56
  6. Step 6: Final answer
    x = 36,292.72

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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.