Home / 167,433.28-231,060.35-90,953.79

Finding the Fourth Proportional to 167,433.28, 231,060.35 and 90,953.79

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Solution

The fourth proportional to 167,433.28, 231,060.35 and 90,953.79 is: 125,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,433.28 : 231,060.35 = 90,953.79 : x
  2. Step 2: Convert to fraction form
    167,433.28/231,060.35 = 90,953.79/x
  3. Step 3: Cross multiply
    167,433.28x = 231,060.35 × 90,953.79
  4. Step 4: Simplify right side
    167,433.28x = 21,015,813,400.52
  5. Step 5: Solve for x
    x = 21,015,813,400.52/167,433.28
  6. Step 6: Final answer
    x = 125,517.54

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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.