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Finding the Fourth Proportional to 173.47, 259.92 and 167.07

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Solution

The fourth proportional to 173.47, 259.92 and 167.07 is: 250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.47 : 259.92 = 167.07 : x
  2. Step 2: Convert to fraction form
    173.47/259.92 = 167.07/x
  3. Step 3: Cross multiply
    173.47x = 259.92 × 167.07
  4. Step 4: Simplify right side
    173.47x = 43,424.83
  5. Step 5: Solve for x
    x = 43,424.83/173.47
  6. Step 6: Final answer
    x = 250.33

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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.