Home / 41,781.80-62,675.94-12,198.98

Finding the Fourth Proportional to 41,781.80, 62,675.94 and 12,198.98

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Solution

The fourth proportional to 41,781.80, 62,675.94 and 12,198.98 is: 18,299.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,781.80 : 62,675.94 = 12,198.98 : x
  2. Step 2: Convert to fraction form
    41,781.80/62,675.94 = 12,198.98/x
  3. Step 3: Cross multiply
    41,781.80x = 62,675.94 × 12,198.98
  4. Step 4: Simplify right side
    41,781.80x = 764,582,538.54
  5. Step 5: Solve for x
    x = 764,582,538.54/41,781.80
  6. Step 6: Final answer
    x = 18,299.42

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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.