Home / 167,971.39-231,800.47-92,519.89

Finding the Fourth Proportional to 167,971.39, 231,800.47 and 92,519.89

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Solution

The fourth proportional to 167,971.39, 231,800.47 and 92,519.89 is: 127,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,971.39 : 231,800.47 = 92,519.89 : x
  2. Step 2: Convert to fraction form
    167,971.39/231,800.47 = 92,519.89/x
  3. Step 3: Cross multiply
    167,971.39x = 231,800.47 × 92,519.89
  4. Step 4: Simplify right side
    167,971.39x = 21,446,153,175.55
  5. Step 5: Solve for x
    x = 21,446,153,175.55/167,971.39
  6. Step 6: Final answer
    x = 127,677.42

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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.