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Finding the Fourth Proportional to 173.03, 260.05 and 160.30

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Solution

The fourth proportional to 173.03, 260.05 and 160.30 is: 240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.03 : 260.05 = 160.30 : x
  2. Step 2: Convert to fraction form
    173.03/260.05 = 160.30/x
  3. Step 3: Cross multiply
    173.03x = 260.05 × 160.30
  4. Step 4: Simplify right side
    173.03x = 41,685.12
  5. Step 5: Solve for x
    x = 41,685.12/173.03
  6. Step 6: Final answer
    x = 240.92

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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.