Home / 135,067.20-202,600.80-35,227.14

Finding the Fourth Proportional to 135,067.20, 202,600.80 and 35,227.14

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Solution

The fourth proportional to 135,067.20, 202,600.80 and 35,227.14 is: 52,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,067.20 : 202,600.80 = 35,227.14 : x
  2. Step 2: Convert to fraction form
    135,067.20/202,600.80 = 35,227.14/x
  3. Step 3: Cross multiply
    135,067.20x = 202,600.80 × 35,227.14
  4. Step 4: Simplify right side
    135,067.20x = 7,137,046,745.71
  5. Step 5: Solve for x
    x = 7,137,046,745.71/135,067.20
  6. Step 6: Final answer
    x = 52,840.71

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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.