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Finding the Fourth Proportional to 29,993.12, 41,395.57 and 17,425.16

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Solution

The fourth proportional to 29,993.12, 41,395.57 and 17,425.16 is: 24,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,993.12 : 41,395.57 = 17,425.16 : x
  2. Step 2: Convert to fraction form
    29,993.12/41,395.57 = 17,425.16/x
  3. Step 3: Cross multiply
    29,993.12x = 41,395.57 × 17,425.16
  4. Step 4: Simplify right side
    29,993.12x = 721,324,430.54
  5. Step 5: Solve for x
    x = 721,324,430.54/29,993.12
  6. Step 6: Final answer
    x = 24,049.66

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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.