Home / 86,036.54-129,087.92-41,659.88

Finding the Fourth Proportional to 86,036.54, 129,087.92 and 41,659.88

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Solution

The fourth proportional to 86,036.54, 129,087.92 and 41,659.88 is: 62,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,036.54 : 129,087.92 = 41,659.88 : x
  2. Step 2: Convert to fraction form
    86,036.54/129,087.92 = 41,659.88/x
  3. Step 3: Cross multiply
    86,036.54x = 129,087.92 × 41,659.88
  4. Step 4: Simplify right side
    86,036.54x = 5,377,787,256.65
  5. Step 5: Solve for x
    x = 5,377,787,256.65/86,036.54
  6. Step 6: Final answer
    x = 62,505.85

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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.