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Finding the Fourth Proportional to 168.24, 232.19 and 94.58

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Solution

The fourth proportional to 168.24, 232.19 and 94.58 is: 130.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.24 : 232.19 = 94.58 : x
  2. Step 2: Convert to fraction form
    168.24/232.19 = 94.58/x
  3. Step 3: Cross multiply
    168.24x = 232.19 × 94.58
  4. Step 4: Simplify right side
    168.24x = 21,959.37
  5. Step 5: Solve for x
    x = 21,959.37/168.24
  6. Step 6: Final answer
    x = 130.52

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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.