Home / 80,003.94-120,004.40-23,882.12

Finding the Fourth Proportional to 80,003.94, 120,004.40 and 23,882.12

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Solution

The fourth proportional to 80,003.94, 120,004.40 and 23,882.12 is: 35,822.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,003.94 : 120,004.40 = 23,882.12 : x
  2. Step 2: Convert to fraction form
    80,003.94/120,004.40 = 23,882.12/x
  3. Step 3: Cross multiply
    80,003.94x = 120,004.40 × 23,882.12
  4. Step 4: Simplify right side
    80,003.94x = 2,865,959,481.33
  5. Step 5: Solve for x
    x = 2,865,959,481.33/80,003.94
  6. Step 6: Final answer
    x = 35,822.73

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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.