Home / 52,747.13-72,791.24-28,876.03

Finding the Fourth Proportional to 52,747.13, 72,791.24 and 28,876.03

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Solution

The fourth proportional to 52,747.13, 72,791.24 and 28,876.03 is: 39,849.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,747.13 : 72,791.24 = 28,876.03 : x
  2. Step 2: Convert to fraction form
    52,747.13/72,791.24 = 28,876.03/x
  3. Step 3: Cross multiply
    52,747.13x = 72,791.24 × 28,876.03
  4. Step 4: Simplify right side
    52,747.13x = 2,101,921,703.62
  5. Step 5: Solve for x
    x = 2,101,921,703.62/52,747.13
  6. Step 6: Final answer
    x = 39,849.02

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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.