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Finding the Fourth Proportional to 236.87, 354.95 and 168.52

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Solution

The fourth proportional to 236.87, 354.95 and 168.52 is: 252.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.87 : 354.95 = 168.52 : x
  2. Step 2: Convert to fraction form
    236.87/354.95 = 168.52/x
  3. Step 3: Cross multiply
    236.87x = 354.95 × 168.52
  4. Step 4: Simplify right side
    236.87x = 59,816.17
  5. Step 5: Solve for x
    x = 59,816.17/236.87
  6. Step 6: Final answer
    x = 252.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.