Home / 41,109.62-61,640.48-16,120.38

Finding the Fourth Proportional to 41,109.62, 61,640.48 and 16,120.38

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Solution

The fourth proportional to 41,109.62, 61,640.48 and 16,120.38 is: 24,171.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,109.62 : 61,640.48 = 16,120.38 : x
  2. Step 2: Convert to fraction form
    41,109.62/61,640.48 = 16,120.38/x
  3. Step 3: Cross multiply
    41,109.62x = 61,640.48 × 16,120.38
  4. Step 4: Simplify right side
    41,109.62x = 993,667,960.98
  5. Step 5: Solve for x
    x = 993,667,960.98/41,109.62
  6. Step 6: Final answer
    x = 24,171.18

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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.