Home / 36,174.65-49,921.38-20,042.43

Finding the Fourth Proportional to 36,174.65, 49,921.38 and 20,042.43

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Solution

The fourth proportional to 36,174.65, 49,921.38 and 20,042.43 is: 27,658.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,174.65 : 49,921.38 = 20,042.43 : x
  2. Step 2: Convert to fraction form
    36,174.65/49,921.38 = 20,042.43/x
  3. Step 3: Cross multiply
    36,174.65x = 49,921.38 × 20,042.43
  4. Step 4: Simplify right side
    36,174.65x = 1,000,545,764.15
  5. Step 5: Solve for x
    x = 1,000,545,764.15/36,174.65
  6. Step 6: Final answer
    x = 27,658.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.