Home / 33,264.20-49,829.10-20,745.80

Finding the Fourth Proportional to 33,264.20, 49,829.10 and 20,745.80

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Solution

The fourth proportional to 33,264.20, 49,829.10 and 20,745.80 is: 31,076.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,264.20 : 49,829.10 = 20,745.80 : x
  2. Step 2: Convert to fraction form
    33,264.20/49,829.10 = 20,745.80/x
  3. Step 3: Cross multiply
    33,264.20x = 49,829.10 × 20,745.80
  4. Step 4: Simplify right side
    33,264.20x = 1,033,744,542.78
  5. Step 5: Solve for x
    x = 1,033,744,542.78/33,264.20
  6. Step 6: Final answer
    x = 31,076.79

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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.