Home / 90,519.56-135,791.24-33,585.70

Finding the Fourth Proportional to 90,519.56, 135,791.24 and 33,585.70

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Solution

The fourth proportional to 90,519.56, 135,791.24 and 33,585.70 is: 50,382.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,519.56 : 135,791.24 = 33,585.70 : x
  2. Step 2: Convert to fraction form
    90,519.56/135,791.24 = 33,585.70/x
  3. Step 3: Cross multiply
    90,519.56x = 135,791.24 × 33,585.70
  4. Step 4: Simplify right side
    90,519.56x = 4,560,643,849.27
  5. Step 5: Solve for x
    x = 4,560,643,849.27/90,519.56
  6. Step 6: Final answer
    x = 50,382.97

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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.