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Finding the Fourth Proportional to 167.55, 251.26 and 59.32

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Solution

The fourth proportional to 167.55, 251.26 and 59.32 is: 88.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.55 : 251.26 = 59.32 : x
  2. Step 2: Convert to fraction form
    167.55/251.26 = 59.32/x
  3. Step 3: Cross multiply
    167.55x = 251.26 × 59.32
  4. Step 4: Simplify right side
    167.55x = 14,903.97
  5. Step 5: Solve for x
    x = 14,903.97/167.55
  6. Step 6: Final answer
    x = 88.95

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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.