Home / 83,556.33-125,360.51-27,396.87

Finding the Fourth Proportional to 83,556.33, 125,360.51 and 27,396.87

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Solution

The fourth proportional to 83,556.33, 125,360.51 and 27,396.87 is: 41,103.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,556.33 : 125,360.51 = 27,396.87 : x
  2. Step 2: Convert to fraction form
    83,556.33/125,360.51 = 27,396.87/x
  3. Step 3: Cross multiply
    83,556.33x = 125,360.51 × 27,396.87
  4. Step 4: Simplify right side
    83,556.33x = 3,434,485,458.62
  5. Step 5: Solve for x
    x = 3,434,485,458.62/83,556.33
  6. Step 6: Final answer
    x = 41,103.83

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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.