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Finding the Fourth Proportional to 168.25, 232.12 and 110

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Solution

The fourth proportional to 168.25, 232.12 and 110 is: 151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.25 : 232.12 = 110 : x
  2. Step 2: Convert to fraction form
    168.25/232.12 = 110/x
  3. Step 3: Cross multiply
    168.25x = 232.12 × 110
  4. Step 4: Simplify right side
    168.25x = 25,533.20
  5. Step 5: Solve for x
    x = 25,533.20/168.25
  6. Step 6: Final answer
    x = 151.76

Related Problems

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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.