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Finding the Fourth Proportional to 167,121.66, 230,640.12 and 95,500.20

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Solution

The fourth proportional to 167,121.66, 230,640.12 and 95,500.20 is: 131,797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,121.66 : 230,640.12 = 95,500.20 : x
  2. Step 2: Convert to fraction form
    167,121.66/230,640.12 = 95,500.20/x
  3. Step 3: Cross multiply
    167,121.66x = 230,640.12 × 95,500.20
  4. Step 4: Simplify right side
    167,121.66x = 22,026,177,588.02
  5. Step 5: Solve for x
    x = 22,026,177,588.02/167,121.66
  6. Step 6: Final answer
    x = 131,797.26

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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.