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Finding the Fourth Proportional to 13,007.27, 17,949.93 and 7,343.85

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Solution

The fourth proportional to 13,007.27, 17,949.93 and 7,343.85 is: 10,134.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007.27 : 17,949.93 = 7,343.85 : x
  2. Step 2: Convert to fraction form
    13,007.27/17,949.93 = 7,343.85/x
  3. Step 3: Cross multiply
    13,007.27x = 17,949.93 × 7,343.85
  4. Step 4: Simplify right side
    13,007.27x = 131,821,593.43
  5. Step 5: Solve for x
    x = 131,821,593.43/13,007.27
  6. Step 6: Final answer
    x = 10,134.46

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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.