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Finding the Fourth Proportional to 17,028.87, 23,499.62 and 9,576.87

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Solution

The fourth proportional to 17,028.87, 23,499.62 and 9,576.87 is: 13,215.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.87 : 23,499.62 = 9,576.87 : x
  2. Step 2: Convert to fraction form
    17,028.87/23,499.62 = 9,576.87/x
  3. Step 3: Cross multiply
    17,028.87x = 23,499.62 × 9,576.87
  4. Step 4: Simplify right side
    17,028.87x = 225,052,757.91
  5. Step 5: Solve for x
    x = 225,052,757.91/17,028.87
  6. Step 6: Final answer
    x = 13,215.95

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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.