Home / 167,437.56-231,067.68-90,959.70

Finding the Fourth Proportional to 167,437.56, 231,067.68 and 90,959.70

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Solution

The fourth proportional to 167,437.56, 231,067.68 and 90,959.70 is: 125,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,437.56 : 231,067.68 = 90,959.70 : x
  2. Step 2: Convert to fraction form
    167,437.56/231,067.68 = 90,959.70/x
  3. Step 3: Cross multiply
    167,437.56x = 231,067.68 × 90,959.70
  4. Step 4: Simplify right side
    167,437.56x = 21,017,846,852.50
  5. Step 5: Solve for x
    x = 21,017,846,852.50/167,437.56
  6. Step 6: Final answer
    x = 125,526.48

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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.