Home / 83,481.10-125,233.80-27,307.60

Finding the Fourth Proportional to 83,481.10, 125,233.80 and 27,307.60

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Solution

The fourth proportional to 83,481.10, 125,233.80 and 27,307.60 is: 40,965.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,481.10 : 125,233.80 = 27,307.60 : x
  2. Step 2: Convert to fraction form
    83,481.10/125,233.80 = 27,307.60/x
  3. Step 3: Cross multiply
    83,481.10x = 125,233.80 × 27,307.60
  4. Step 4: Simplify right side
    83,481.10x = 3,419,834,516.88
  5. Step 5: Solve for x
    x = 3,419,834,516.88/83,481.10
  6. Step 6: Final answer
    x = 40,965.37

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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.