Home / 181,198.42-250,053.38-100,625.69

Finding the Fourth Proportional to 181,198.42, 250,053.38 and 100,625.69

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Solution

The fourth proportional to 181,198.42, 250,053.38 and 100,625.69 is: 138,863.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,198.42 : 250,053.38 = 100,625.69 : x
  2. Step 2: Convert to fraction form
    181,198.42/250,053.38 = 100,625.69/x
  3. Step 3: Cross multiply
    181,198.42x = 250,053.38 × 100,625.69
  4. Step 4: Simplify right side
    181,198.42x = 25,161,794,398.68
  5. Step 5: Solve for x
    x = 25,161,794,398.68/181,198.42
  6. Step 6: Final answer
    x = 138,863.21

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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.