Home / 50,542.74-69,726.78-30,387.96

Finding the Fourth Proportional to 50,542.74, 69,726.78 and 30,387.96

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Solution

The fourth proportional to 50,542.74, 69,726.78 and 30,387.96 is: 41,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,542.74 : 69,726.78 = 30,387.96 : x
  2. Step 2: Convert to fraction form
    50,542.74/69,726.78 = 30,387.96/x
  3. Step 3: Cross multiply
    50,542.74x = 69,726.78 × 30,387.96
  4. Step 4: Simplify right side
    50,542.74x = 2,118,854,601.57
  5. Step 5: Solve for x
    x = 2,118,854,601.57/50,542.74
  6. Step 6: Final answer
    x = 41,922.04

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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.