Home / 167,813.76-231,593.28-92,378.88

Finding the Fourth Proportional to 167,813.76, 231,593.28 and 92,378.88

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Solution

The fourth proportional to 167,813.76, 231,593.28 and 92,378.88 is: 127,488.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,813.76 : 231,593.28 = 92,378.88 : x
  2. Step 2: Convert to fraction form
    167,813.76/231,593.28 = 92,378.88/x
  3. Step 3: Cross multiply
    167,813.76x = 231,593.28 × 92,378.88
  4. Step 4: Simplify right side
    167,813.76x = 21,394,327,821.93
  5. Step 5: Solve for x
    x = 21,394,327,821.93/167,813.76
  6. Step 6: Final answer
    x = 127,488.52

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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.