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Finding the Fourth Proportional to 19,343.74, 29,023.80 and 10,568.41

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Solution

The fourth proportional to 19,343.74, 29,023.80 and 10,568.41 is: 15,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.74 : 29,023.80 = 10,568.41 : x
  2. Step 2: Convert to fraction form
    19,343.74/29,023.80 = 10,568.41/x
  3. Step 3: Cross multiply
    19,343.74x = 29,023.80 × 10,568.41
  4. Step 4: Simplify right side
    19,343.74x = 306,735,273.04
  5. Step 5: Solve for x
    x = 306,735,273.04/19,343.74
  6. Step 6: Final answer
    x = 15,857.09

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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.