Home / 33,227.10-49,877.10-20,761.20

Finding the Fourth Proportional to 33,227.10, 49,877.10 and 20,761.20

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Solution

The fourth proportional to 33,227.10, 49,877.10 and 20,761.20 is: 31,164.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.10 : 49,877.10 = 20,761.20 : x
  2. Step 2: Convert to fraction form
    33,227.10/49,877.10 = 20,761.20/x
  3. Step 3: Cross multiply
    33,227.10x = 49,877.10 × 20,761.20
  4. Step 4: Simplify right side
    33,227.10x = 1,035,508,448.52
  5. Step 5: Solve for x
    x = 1,035,508,448.52/33,227.10
  6. Step 6: Final answer
    x = 31,164.57

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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.