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Finding the Fourth Proportional to 175.96, 263.97 and 88.16

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Solution

The fourth proportional to 175.96, 263.97 and 88.16 is: 132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.96 : 263.97 = 88.16 : x
  2. Step 2: Convert to fraction form
    175.96/263.97 = 88.16/x
  3. Step 3: Cross multiply
    175.96x = 263.97 × 88.16
  4. Step 4: Simplify right side
    175.96x = 23,270.94
  5. Step 5: Solve for x
    x = 23,270.94/175.96
  6. Step 6: Final answer
    x = 132.25

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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.