Home / 71,947.19-107,855.04-25,174.55

Finding the Fourth Proportional to 71,947.19, 107,855.04 and 25,174.55

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Solution

The fourth proportional to 71,947.19, 107,855.04 and 25,174.55 is: 37,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,947.19 : 107,855.04 = 25,174.55 : x
  2. Step 2: Convert to fraction form
    71,947.19/107,855.04 = 25,174.55/x
  3. Step 3: Cross multiply
    71,947.19x = 107,855.04 × 25,174.55
  4. Step 4: Simplify right side
    71,947.19x = 2,715,202,097.23
  5. Step 5: Solve for x
    x = 2,715,202,097.23/71,947.19
  6. Step 6: Final answer
    x = 37,738.82

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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.