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Finding the Fourth Proportional to 59,947.65, 82,676.97 and 36,069.87

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Solution

The fourth proportional to 59,947.65, 82,676.97 and 36,069.87 is: 49,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,947.65 : 82,676.97 = 36,069.87 : x
  2. Step 2: Convert to fraction form
    59,947.65/82,676.97 = 36,069.87/x
  3. Step 3: Cross multiply
    59,947.65x = 82,676.97 × 36,069.87
  4. Step 4: Simplify right side
    59,947.65x = 2,982,147,559.89
  5. Step 5: Solve for x
    x = 2,982,147,559.89/59,947.65
  6. Step 6: Final answer
    x = 49,745.86

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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.