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Finding the Fourth Proportional to 58,371.80, 87,557.76 and 16,251.97

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Solution

The fourth proportional to 58,371.80, 87,557.76 and 16,251.97 is: 24,377.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,371.80 : 87,557.76 = 16,251.97 : x
  2. Step 2: Convert to fraction form
    58,371.80/87,557.76 = 16,251.97/x
  3. Step 3: Cross multiply
    58,371.80x = 87,557.76 × 16,251.97
  4. Step 4: Simplify right side
    58,371.80x = 1,422,986,326.03
  5. Step 5: Solve for x
    x = 1,422,986,326.03/58,371.80
  6. Step 6: Final answer
    x = 24,377.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.