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Finding the Fourth Proportional to 224.96, 310.08 and 169.52

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Solution

The fourth proportional to 224.96, 310.08 and 169.52 is: 233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.96 : 310.08 = 169.52 : x
  2. Step 2: Convert to fraction form
    224.96/310.08 = 169.52/x
  3. Step 3: Cross multiply
    224.96x = 310.08 × 169.52
  4. Step 4: Simplify right side
    224.96x = 52,564.76
  5. Step 5: Solve for x
    x = 52,564.76/224.96
  6. Step 6: Final answer
    x = 233.66

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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.