Home / 167,760.58-231,433.30-99,738.97

Finding the Fourth Proportional to 167,760.58, 231,433.30 and 99,738.97

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Solution

The fourth proportional to 167,760.58, 231,433.30 and 99,738.97 is: 137,594.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,760.58 : 231,433.30 = 99,738.97 : x
  2. Step 2: Convert to fraction form
    167,760.58/231,433.30 = 99,738.97/x
  3. Step 3: Cross multiply
    167,760.58x = 231,433.30 × 99,738.97
  4. Step 4: Simplify right side
    167,760.58x = 23,082,918,965.70
  5. Step 5: Solve for x
    x = 23,082,918,965.70/167,760.58
  6. Step 6: Final answer
    x = 137,594.42

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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.