Home / 166,920.16-230,224.17-115,932.97

Finding the Fourth Proportional to 166,920.16, 230,224.17 and 115,932.97

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Solution

The fourth proportional to 166,920.16, 230,224.17 and 115,932.97 is: 159,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,920.16 : 230,224.17 = 115,932.97 : x
  2. Step 2: Convert to fraction form
    166,920.16/230,224.17 = 115,932.97/x
  3. Step 3: Cross multiply
    166,920.16x = 230,224.17 × 115,932.97
  4. Step 4: Simplify right side
    166,920.16x = 26,690,571,793.88
  5. Step 5: Solve for x
    x = 26,690,571,793.88/166,920.16
  6. Step 6: Final answer
    x = 159,900.23

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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.