Home / 215,876.53-323,789.55-58,092.58

Finding the Fourth Proportional to 215,876.53, 323,789.55 and 58,092.58

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Solution

The fourth proportional to 215,876.53, 323,789.55 and 58,092.58 is: 87,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,876.53 : 323,789.55 = 58,092.58 : x
  2. Step 2: Convert to fraction form
    215,876.53/323,789.55 = 58,092.58/x
  3. Step 3: Cross multiply
    215,876.53x = 323,789.55 × 58,092.58
  4. Step 4: Simplify right side
    215,876.53x = 18,809,770,336.54
  5. Step 5: Solve for x
    x = 18,809,770,336.54/215,876.53
  6. Step 6: Final answer
    x = 87,132.08

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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.