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Finding the Fourth Proportional to 27,072.82, 40,609.17 and 7,354.27

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Solution

The fourth proportional to 27,072.82, 40,609.17 and 7,354.27 is: 11,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.82 : 40,609.17 = 7,354.27 : x
  2. Step 2: Convert to fraction form
    27,072.82/40,609.17 = 7,354.27/x
  3. Step 3: Cross multiply
    27,072.82x = 40,609.17 × 7,354.27
  4. Step 4: Simplify right side
    27,072.82x = 298,650,800.66
  5. Step 5: Solve for x
    x = 298,650,800.66/27,072.82
  6. Step 6: Final answer
    x = 11,031.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.