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Finding the Fourth Proportional to 15,576.36, 23,371.38 and 8,179.08

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Solution

The fourth proportional to 15,576.36, 23,371.38 and 8,179.08 is: 12,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576.36 : 23,371.38 = 8,179.08 : x
  2. Step 2: Convert to fraction form
    15,576.36/23,371.38 = 8,179.08/x
  3. Step 3: Cross multiply
    15,576.36x = 23,371.38 × 8,179.08
  4. Step 4: Simplify right side
    15,576.36x = 191,156,386.73
  5. Step 5: Solve for x
    x = 191,156,386.73/15,576.36
  6. Step 6: Final answer
    x = 12,272.21

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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.