Home / 182,098.92-251,207.21-121,684.43

Finding the Fourth Proportional to 182,098.92, 251,207.21 and 121,684.43

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Solution

The fourth proportional to 182,098.92, 251,207.21 and 121,684.43 is: 167,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,098.92 : 251,207.21 = 121,684.43 : x
  2. Step 2: Convert to fraction form
    182,098.92/251,207.21 = 121,684.43/x
  3. Step 3: Cross multiply
    182,098.92x = 251,207.21 × 121,684.43
  4. Step 4: Simplify right side
    182,098.92x = 30,568,004,296.28
  5. Step 5: Solve for x
    x = 30,568,004,296.28/182,098.92
  6. Step 6: Final answer
    x = 167,864.83

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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.