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Finding the Fourth Proportional to 174.06, 260.97 and 88.50

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Solution

The fourth proportional to 174.06, 260.97 and 88.50 is: 132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.06 : 260.97 = 88.50 : x
  2. Step 2: Convert to fraction form
    174.06/260.97 = 88.50/x
  3. Step 3: Cross multiply
    174.06x = 260.97 × 88.50
  4. Step 4: Simplify right side
    174.06x = 23,095.85
  5. Step 5: Solve for x
    x = 23,095.85/174.06
  6. Step 6: Final answer
    x = 132.69

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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.