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Finding the Fourth Proportional to 175.70, 263.38 and 160.67

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Solution

The fourth proportional to 175.70, 263.38 and 160.67 is: 240.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.70 : 263.38 = 160.67 : x
  2. Step 2: Convert to fraction form
    175.70/263.38 = 160.67/x
  3. Step 3: Cross multiply
    175.70x = 263.38 × 160.67
  4. Step 4: Simplify right side
    175.70x = 42,317.26
  5. Step 5: Solve for x
    x = 42,317.26/175.70
  6. Step 6: Final answer
    x = 240.85

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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.