Home / 54,881.75-82,321.38-25,299.54

Finding the Fourth Proportional to 54,881.75, 82,321.38 and 25,299.54

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Solution

The fourth proportional to 54,881.75, 82,321.38 and 25,299.54 is: 37,948.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881.75 : 82,321.38 = 25,299.54 : x
  2. Step 2: Convert to fraction form
    54,881.75/82,321.38 = 25,299.54/x
  3. Step 3: Cross multiply
    54,881.75x = 82,321.38 × 25,299.54
  4. Step 4: Simplify right side
    54,881.75x = 2,082,693,046.17
  5. Step 5: Solve for x
    x = 2,082,693,046.17/54,881.75
  6. Step 6: Final answer
    x = 37,948.73

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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.