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Finding the Fourth Proportional to 13,073.38, 19,610.04 and 5,676.88

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Solution

The fourth proportional to 13,073.38, 19,610.04 and 5,676.88 is: 8,515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.38 : 19,610.04 = 5,676.88 : x
  2. Step 2: Convert to fraction form
    13,073.38/19,610.04 = 5,676.88/x
  3. Step 3: Cross multiply
    13,073.38x = 19,610.04 × 5,676.88
  4. Step 4: Simplify right side
    13,073.38x = 111,323,843.88
  5. Step 5: Solve for x
    x = 111,323,843.88/13,073.38
  6. Step 6: Final answer
    x = 8,515.31

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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.