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Finding the Fourth Proportional to 17,013.72, 23,477.82 and 9,560.28

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Solution

The fourth proportional to 17,013.72, 23,477.82 and 9,560.28 is: 13,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,013.72 : 23,477.82 = 9,560.28 : x
  2. Step 2: Convert to fraction form
    17,013.72/23,477.82 = 9,560.28/x
  3. Step 3: Cross multiply
    17,013.72x = 23,477.82 × 9,560.28
  4. Step 4: Simplify right side
    17,013.72x = 224,454,532.99
  5. Step 5: Solve for x
    x = 224,454,532.99/17,013.72
  6. Step 6: Final answer
    x = 13,192.56

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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.