Home / 167,862.78-231,681.69-96,243.30

Finding the Fourth Proportional to 167,862.78, 231,681.69 and 96,243.30

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Solution

The fourth proportional to 167,862.78, 231,681.69 and 96,243.30 is: 132,833.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,862.78 : 231,681.69 = 96,243.30 : x
  2. Step 2: Convert to fraction form
    167,862.78/231,681.69 = 96,243.30/x
  3. Step 3: Cross multiply
    167,862.78x = 231,681.69 × 96,243.30
  4. Step 4: Simplify right side
    167,862.78x = 22,297,810,395.18
  5. Step 5: Solve for x
    x = 22,297,810,395.18/167,862.78
  6. Step 6: Final answer
    x = 132,833.56

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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.