Home / 172,760.82-258,556.05-106,243.14

Finding the Fourth Proportional to 172,760.82, 258,556.05 and 106,243.14

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Solution

The fourth proportional to 172,760.82, 258,556.05 and 106,243.14 is: 159,004.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,760.82 : 258,556.05 = 106,243.14 : x
  2. Step 2: Convert to fraction form
    172,760.82/258,556.05 = 106,243.14/x
  3. Step 3: Cross multiply
    172,760.82x = 258,556.05 × 106,243.14
  4. Step 4: Simplify right side
    172,760.82x = 27,469,806,618.00
  5. Step 5: Solve for x
    x = 27,469,806,618.00/172,760.82
  6. Step 6: Final answer
    x = 159,004.84

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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.