Home / 41,961.66-62,945.60-12,380.81

Finding the Fourth Proportional to 41,961.66, 62,945.60 and 12,380.81

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Solution

The fourth proportional to 41,961.66, 62,945.60 and 12,380.81 is: 18,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,961.66 : 62,945.60 = 12,380.81 : x
  2. Step 2: Convert to fraction form
    41,961.66/62,945.60 = 12,380.81/x
  3. Step 3: Cross multiply
    41,961.66x = 62,945.60 × 12,380.81
  4. Step 4: Simplify right side
    41,961.66x = 779,317,137.30
  5. Step 5: Solve for x
    x = 779,317,137.30/41,961.66
  6. Step 6: Final answer
    x = 18,572.12

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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.