Home / 90,429.52-124,794.22-50,144.96

Finding the Fourth Proportional to 90,429.52, 124,794.22 and 50,144.96

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Solution

The fourth proportional to 90,429.52, 124,794.22 and 50,144.96 is: 69,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,429.52 : 124,794.22 = 50,144.96 : x
  2. Step 2: Convert to fraction form
    90,429.52/124,794.22 = 50,144.96/x
  3. Step 3: Cross multiply
    90,429.52x = 124,794.22 × 50,144.96
  4. Step 4: Simplify right side
    90,429.52x = 6,257,801,170.13
  5. Step 5: Solve for x
    x = 6,257,801,170.13/90,429.52
  6. Step 6: Final answer
    x = 69,200.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.