Home / 164,229.92-226,637.20-88,778.56

Finding the Fourth Proportional to 164,229.92, 226,637.20 and 88,778.56

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Solution

The fourth proportional to 164,229.92, 226,637.20 and 88,778.56 is: 122,514.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,229.92 : 226,637.20 = 88,778.56 : x
  2. Step 2: Convert to fraction form
    164,229.92/226,637.20 = 88,778.56/x
  3. Step 3: Cross multiply
    164,229.92x = 226,637.20 × 88,778.56
  4. Step 4: Simplify right side
    164,229.92x = 20,120,524,258.43
  5. Step 5: Solve for x
    x = 20,120,524,258.43/164,229.92
  6. Step 6: Final answer
    x = 122,514.36

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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.