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Finding the Fourth Proportional to 42,371.63, 58,472.69 and 23,251.72

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Solution

The fourth proportional to 42,371.63, 58,472.69 and 23,251.72 is: 32,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,371.63 : 58,472.69 = 23,251.72 : x
  2. Step 2: Convert to fraction form
    42,371.63/58,472.69 = 23,251.72/x
  3. Step 3: Cross multiply
    42,371.63x = 58,472.69 × 23,251.72
  4. Step 4: Simplify right side
    42,371.63x = 1,359,590,606.62
  5. Step 5: Solve for x
    x = 1,359,590,606.62/42,371.63
  6. Step 6: Final answer
    x = 32,087.29

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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.