Home / 41,781.96-62,678.80-12,201.98

Finding the Fourth Proportional to 41,781.96, 62,678.80 and 12,201.98

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Solution

The fourth proportional to 41,781.96, 62,678.80 and 12,201.98 is: 18,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,781.96 : 62,678.80 = 12,201.98 : x
  2. Step 2: Convert to fraction form
    41,781.96/62,678.80 = 12,201.98/x
  3. Step 3: Cross multiply
    41,781.96x = 62,678.80 × 12,201.98
  4. Step 4: Simplify right side
    41,781.96x = 764,805,464.02
  5. Step 5: Solve for x
    x = 764,805,464.02/41,781.96
  6. Step 6: Final answer
    x = 18,304.68

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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.