Home / 172,625.06-258,833.90-67,493.54

Finding the Fourth Proportional to 172,625.06, 258,833.90 and 67,493.54

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Solution

The fourth proportional to 172,625.06, 258,833.90 and 67,493.54 is: 101,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,625.06 : 258,833.90 = 67,493.54 : x
  2. Step 2: Convert to fraction form
    172,625.06/258,833.90 = 67,493.54/x
  3. Step 3: Cross multiply
    172,625.06x = 258,833.90 × 67,493.54
  4. Step 4: Simplify right side
    172,625.06x = 17,469,616,183.01
  5. Step 5: Solve for x
    x = 17,469,616,183.01/172,625.06
  6. Step 6: Final answer
    x = 101,199.77

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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.