Home / 167,564.72-231,233.44-92,112.68

Finding the Fourth Proportional to 167,564.72, 231,233.44 and 92,112.68

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Solution

The fourth proportional to 167,564.72, 231,233.44 and 92,112.68 is: 127,112.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,564.72 : 231,233.44 = 92,112.68 : x
  2. Step 2: Convert to fraction form
    167,564.72/231,233.44 = 92,112.68/x
  3. Step 3: Cross multiply
    167,564.72x = 231,233.44 × 92,112.68
  4. Step 4: Simplify right side
    167,564.72x = 21,299,531,864.02
  5. Step 5: Solve for x
    x = 21,299,531,864.02/167,564.72
  6. Step 6: Final answer
    x = 127,112.27

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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.