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Finding the Fourth Proportional to 83,393.26, 125,109.81 and 27,233.48

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Solution

The fourth proportional to 83,393.26, 125,109.81 and 27,233.48 is: 40,856.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,393.26 : 125,109.81 = 27,233.48 : x
  2. Step 2: Convert to fraction form
    83,393.26/125,109.81 = 27,233.48/x
  3. Step 3: Cross multiply
    83,393.26x = 125,109.81 × 27,233.48
  4. Step 4: Simplify right side
    83,393.26x = 3,407,175,821.21
  5. Step 5: Solve for x
    x = 3,407,175,821.21/83,393.26
  6. Step 6: Final answer
    x = 40,856.73

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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.