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Finding the Fourth Proportional to 41,998.56, 57,958.02 and 23,135.70

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Solution

The fourth proportional to 41,998.56, 57,958.02 and 23,135.70 is: 31,927.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,998.56 : 57,958.02 = 23,135.70 : x
  2. Step 2: Convert to fraction form
    41,998.56/57,958.02 = 23,135.70/x
  3. Step 3: Cross multiply
    41,998.56x = 57,958.02 × 23,135.70
  4. Step 4: Simplify right side
    41,998.56x = 1,340,899,363.31
  5. Step 5: Solve for x
    x = 1,340,899,363.31/41,998.56
  6. Step 6: Final answer
    x = 31,927.27

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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.