Home / 50,121.72-69,165.36-27,456.53

Finding the Fourth Proportional to 50,121.72, 69,165.36 and 27,456.53

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Solution

The fourth proportional to 50,121.72, 69,165.36 and 27,456.53 is: 37,888.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,121.72 : 69,165.36 = 27,456.53 : x
  2. Step 2: Convert to fraction form
    50,121.72/69,165.36 = 27,456.53/x
  3. Step 3: Cross multiply
    50,121.72x = 69,165.36 × 27,456.53
  4. Step 4: Simplify right side
    50,121.72x = 1,899,040,435.97
  5. Step 5: Solve for x
    x = 1,899,040,435.97/50,121.72
  6. Step 6: Final answer
    x = 37,888.57

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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.