Home / 33,227.60-49,841.40-20,105.60

Finding the Fourth Proportional to 33,227.60, 49,841.40 and 20,105.60

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Solution

The fourth proportional to 33,227.60, 49,841.40 and 20,105.60 is: 30,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.60 : 49,841.40 = 20,105.60 : x
  2. Step 2: Convert to fraction form
    33,227.60/49,841.40 = 20,105.60/x
  3. Step 3: Cross multiply
    33,227.60x = 49,841.40 × 20,105.60
  4. Step 4: Simplify right side
    33,227.60x = 1,002,091,251.84
  5. Step 5: Solve for x
    x = 1,002,091,251.84/33,227.60
  6. Step 6: Final answer
    x = 30,158.40

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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.