Home / 167,573.72-231,245.88-92,121.68

Finding the Fourth Proportional to 167,573.72, 231,245.88 and 92,121.68

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Solution

The fourth proportional to 167,573.72, 231,245.88 and 92,121.68 is: 127,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,573.72 : 231,245.88 = 92,121.68 : x
  2. Step 2: Convert to fraction form
    167,573.72/231,245.88 = 92,121.68/x
  3. Step 3: Cross multiply
    167,573.72x = 231,245.88 × 92,121.68
  4. Step 4: Simplify right side
    167,573.72x = 21,302,758,958.68
  5. Step 5: Solve for x
    x = 21,302,758,958.68/167,573.72
  6. Step 6: Final answer
    x = 127,124.70

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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.