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Finding the Fourth Proportional to 237.02, 355.23 and 168.57

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Solution

The fourth proportional to 237.02, 355.23 and 168.57 is: 252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.02 : 355.23 = 168.57 : x
  2. Step 2: Convert to fraction form
    237.02/355.23 = 168.57/x
  3. Step 3: Cross multiply
    237.02x = 355.23 × 168.57
  4. Step 4: Simplify right side
    237.02x = 59,881.12
  5. Step 5: Solve for x
    x = 59,881.12/237.02
  6. Step 6: Final answer
    x = 252.65

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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.