Home / 167,964.62-231,791.15-92,513.12

Finding the Fourth Proportional to 167,964.62, 231,791.15 and 92,513.12

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Solution

The fourth proportional to 167,964.62, 231,791.15 and 92,513.12 is: 127,668.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,964.62 : 231,791.15 = 92,513.12 : x
  2. Step 2: Convert to fraction form
    167,964.62/231,791.15 = 92,513.12/x
  3. Step 3: Cross multiply
    167,964.62x = 231,791.15 × 92,513.12
  4. Step 4: Simplify right side
    167,964.62x = 21,443,721,547.22
  5. Step 5: Solve for x
    x = 21,443,721,547.22/167,964.62
  6. Step 6: Final answer
    x = 127,668.09

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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.