Home / 167,108.46-230,608.11-90,629.25

Finding the Fourth Proportional to 167,108.46, 230,608.11 and 90,629.25

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Solution

The fourth proportional to 167,108.46, 230,608.11 and 90,629.25 is: 125,067.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,108.46 : 230,608.11 = 90,629.25 : x
  2. Step 2: Convert to fraction form
    167,108.46/230,608.11 = 90,629.25/x
  3. Step 3: Cross multiply
    167,108.46x = 230,608.11 × 90,629.25
  4. Step 4: Simplify right side
    167,108.46x = 20,899,840,053.22
  5. Step 5: Solve for x
    x = 20,899,840,053.22/167,108.46
  6. Step 6: Final answer
    x = 125,067.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.