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Finding the Fourth Proportional to 173.29, 259.23 and 114.97

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Solution

The fourth proportional to 173.29, 259.23 and 114.97 is: 171.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.29 : 259.23 = 114.97 : x
  2. Step 2: Convert to fraction form
    173.29/259.23 = 114.97/x
  3. Step 3: Cross multiply
    173.29x = 259.23 × 114.97
  4. Step 4: Simplify right side
    173.29x = 29,804.32
  5. Step 5: Solve for x
    x = 29,804.32/173.29
  6. Step 6: Final answer
    x = 171.99

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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.