Home / 33,220.20-49,830.30-26,221.80

Finding the Fourth Proportional to 33,220.20, 49,830.30 and 26,221.80

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Solution

The fourth proportional to 33,220.20, 49,830.30 and 26,221.80 is: 39,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.20 : 49,830.30 = 26,221.80 : x
  2. Step 2: Convert to fraction form
    33,220.20/49,830.30 = 26,221.80/x
  3. Step 3: Cross multiply
    33,220.20x = 49,830.30 × 26,221.80
  4. Step 4: Simplify right side
    33,220.20x = 1,306,640,160.54
  5. Step 5: Solve for x
    x = 1,306,640,160.54/33,220.20
  6. Step 6: Final answer
    x = 39,332.70

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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.