Home / 172,554.33-258,874.42-137,149.23

Finding the Fourth Proportional to 172,554.33, 258,874.42 and 137,149.23

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Solution

The fourth proportional to 172,554.33, 258,874.42 and 137,149.23 is: 205,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,554.33 : 258,874.42 = 137,149.23 : x
  2. Step 2: Convert to fraction form
    172,554.33/258,874.42 = 137,149.23/x
  3. Step 3: Cross multiply
    172,554.33x = 258,874.42 × 137,149.23
  4. Step 4: Simplify right side
    172,554.33x = 35,504,425,732.45
  5. Step 5: Solve for x
    x = 35,504,425,732.45/172,554.33
  6. Step 6: Final answer
    x = 205,757.96

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1.5x scale

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.