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Finding the Fourth Proportional to 173.22, 259.83 and 150.18

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Solution

The fourth proportional to 173.22, 259.83 and 150.18 is: 225.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.22 : 259.83 = 150.18 : x
  2. Step 2: Convert to fraction form
    173.22/259.83 = 150.18/x
  3. Step 3: Cross multiply
    173.22x = 259.83 × 150.18
  4. Step 4: Simplify right side
    173.22x = 39,021.27
  5. Step 5: Solve for x
    x = 39,021.27/173.22
  6. Step 6: Final answer
    x = 225.27

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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.