Home / 83,397.33-125,109.77-27,221.13

Finding the Fourth Proportional to 83,397.33, 125,109.77 and 27,221.13

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Solution

The fourth proportional to 83,397.33, 125,109.77 and 27,221.13 is: 40,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,397.33 : 125,109.77 = 27,221.13 : x
  2. Step 2: Convert to fraction form
    83,397.33/125,109.77 = 27,221.13/x
  3. Step 3: Cross multiply
    83,397.33x = 125,109.77 × 27,221.13
  4. Step 4: Simplify right side
    83,397.33x = 3,405,629,177.33
  5. Step 5: Solve for x
    x = 3,405,629,177.33/83,397.33
  6. Step 6: Final answer
    x = 40,836.19

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1.5x scale

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.