Home / 167,965.18-231,791.94-92,513.68

Finding the Fourth Proportional to 167,965.18, 231,791.94 and 92,513.68

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Solution

The fourth proportional to 167,965.18, 231,791.94 and 92,513.68 is: 127,668.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,965.18 : 231,791.94 = 92,513.68 : x
  2. Step 2: Convert to fraction form
    167,965.18/231,791.94 = 92,513.68/x
  3. Step 3: Cross multiply
    167,965.18x = 231,791.94 × 92,513.68
  4. Step 4: Simplify right side
    167,965.18x = 21,443,924,784.26
  5. Step 5: Solve for x
    x = 21,443,924,784.26/167,965.18
  6. Step 6: Final answer
    x = 127,668.87

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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.