Home / 167,936.25-231,759.51-99,028.47

Finding the Fourth Proportional to 167,936.25, 231,759.51 and 99,028.47

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Solution

The fourth proportional to 167,936.25, 231,759.51 and 99,028.47 is: 136,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,936.25 : 231,759.51 = 99,028.47 : x
  2. Step 2: Convert to fraction form
    167,936.25/231,759.51 = 99,028.47/x
  3. Step 3: Cross multiply
    167,936.25x = 231,759.51 × 99,028.47
  4. Step 4: Simplify right side
    167,936.25x = 22,950,789,683.25
  5. Step 5: Solve for x
    x = 22,950,789,683.25/167,936.25
  6. Step 6: Final answer
    x = 136,663.70

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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.