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Finding the Fourth Proportional to 252.06, 347.50 and 169.14

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Solution

The fourth proportional to 252.06, 347.50 and 169.14 is: 233.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.06 : 347.50 = 169.14 : x
  2. Step 2: Convert to fraction form
    252.06/347.50 = 169.14/x
  3. Step 3: Cross multiply
    252.06x = 347.50 × 169.14
  4. Step 4: Simplify right side
    252.06x = 58,776.15
  5. Step 5: Solve for x
    x = 58,776.15/252.06
  6. Step 6: Final answer
    x = 233.18

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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.