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Finding the Fourth Proportional to 185.04, 254.94 and 168.66

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Solution

The fourth proportional to 185.04, 254.94 and 168.66 is: 232.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.04 : 254.94 = 168.66 : x
  2. Step 2: Convert to fraction form
    185.04/254.94 = 168.66/x
  3. Step 3: Cross multiply
    185.04x = 254.94 × 168.66
  4. Step 4: Simplify right side
    185.04x = 42,998.18
  5. Step 5: Solve for x
    x = 42,998.18/185.04
  6. Step 6: Final answer
    x = 232.37

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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.