Home / 166,921.22-230,431.11-95,287.40

Finding the Fourth Proportional to 166,921.22, 230,431.11 and 95,287.40

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Solution

The fourth proportional to 166,921.22, 230,431.11 and 95,287.40 is: 131,542.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,921.22 : 230,431.11 = 95,287.40 : x
  2. Step 2: Convert to fraction form
    166,921.22/230,431.11 = 95,287.40/x
  3. Step 3: Cross multiply
    166,921.22x = 230,431.11 × 95,287.40
  4. Step 4: Simplify right side
    166,921.22x = 21,957,181,351.01
  5. Step 5: Solve for x
    x = 21,957,181,351.01/166,921.22
  6. Step 6: Final answer
    x = 131,542.18

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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.