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Finding the Fourth Proportional to 17,002.38, 25,508.01 and 5,315.10

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Solution

The fourth proportional to 17,002.38, 25,508.01 and 5,315.10 is: 7,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,002.38 : 25,508.01 = 5,315.10 : x
  2. Step 2: Convert to fraction form
    17,002.38/25,508.01 = 5,315.10/x
  3. Step 3: Cross multiply
    17,002.38x = 25,508.01 × 5,315.10
  4. Step 4: Simplify right side
    17,002.38x = 135,577,623.95
  5. Step 5: Solve for x
    x = 135,577,623.95/17,002.38
  6. Step 6: Final answer
    x = 7,974.04

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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.