Home / 167,387.72-251,098.11-55,022.36

Finding the Fourth Proportional to 167,387.72, 251,098.11 and 55,022.36

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Solution

The fourth proportional to 167,387.72, 251,098.11 and 55,022.36 is: 82,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,387.72 : 251,098.11 = 55,022.36 : x
  2. Step 2: Convert to fraction form
    167,387.72/251,098.11 = 55,022.36/x
  3. Step 3: Cross multiply
    167,387.72x = 251,098.11 × 55,022.36
  4. Step 4: Simplify right side
    167,387.72x = 13,816,009,348.25
  5. Step 5: Solve for x
    x = 13,816,009,348.25/167,387.72
  6. Step 6: Final answer
    x = 82,538.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.