Home / 41,687.06-62,540.24-12,105.45

Finding the Fourth Proportional to 41,687.06, 62,540.24 and 12,105.45

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Solution

The fourth proportional to 41,687.06, 62,540.24 and 12,105.45 is: 18,160.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,687.06 : 62,540.24 = 12,105.45 : x
  2. Step 2: Convert to fraction form
    41,687.06/62,540.24 = 12,105.45/x
  3. Step 3: Cross multiply
    41,687.06x = 62,540.24 × 12,105.45
  4. Step 4: Simplify right side
    41,687.06x = 757,077,687.78
  5. Step 5: Solve for x
    x = 757,077,687.78/41,687.06
  6. Step 6: Final answer
    x = 18,160.98

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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.