Home / 172,760.07-258,554.93-106,242.39

Finding the Fourth Proportional to 172,760.07, 258,554.93 and 106,242.39

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Solution

The fourth proportional to 172,760.07, 258,554.93 and 106,242.39 is: 159,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,760.07 : 258,554.93 = 106,242.39 : x
  2. Step 2: Convert to fraction form
    172,760.07/258,554.93 = 106,242.39/x
  3. Step 3: Cross multiply
    172,760.07x = 258,554.93 × 106,242.39
  4. Step 4: Simplify right side
    172,760.07x = 27,469,493,178.27
  5. Step 5: Solve for x
    x = 27,469,493,178.27/172,760.07
  6. Step 6: Final answer
    x = 159,003.72

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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.