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Finding the Fourth Proportional to 63,371.73, 87,461.25 and 36,515.37

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Solution

The fourth proportional to 63,371.73, 87,461.25 and 36,515.37 is: 50,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,371.73 : 87,461.25 = 36,515.37 : x
  2. Step 2: Convert to fraction form
    63,371.73/87,461.25 = 36,515.37/x
  3. Step 3: Cross multiply
    63,371.73x = 87,461.25 × 36,515.37
  4. Step 4: Simplify right side
    63,371.73x = 3,193,679,904.41
  5. Step 5: Solve for x
    x = 3,193,679,904.41/63,371.73
  6. Step 6: Final answer
    x = 50,395.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.