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Finding the Fourth Proportional to 183.20, 274.53 and 167

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Solution

The fourth proportional to 183.20, 274.53 and 167 is: 250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.20 : 274.53 = 167 : x
  2. Step 2: Convert to fraction form
    183.20/274.53 = 167/x
  3. Step 3: Cross multiply
    183.20x = 274.53 × 167
  4. Step 4: Simplify right side
    183.20x = 45,846.51
  5. Step 5: Solve for x
    x = 45,846.51/183.20
  6. Step 6: Final answer
    x = 250.25

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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.