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Finding the Fourth Proportional to 183.18, 274.53 and 109.82

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Solution

The fourth proportional to 183.18, 274.53 and 109.82 is: 164.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.18 : 274.53 = 109.82 : x
  2. Step 2: Convert to fraction form
    183.18/274.53 = 109.82/x
  3. Step 3: Cross multiply
    183.18x = 274.53 × 109.82
  4. Step 4: Simplify right side
    183.18x = 30,149.98
  5. Step 5: Solve for x
    x = 30,149.98/183.18
  6. Step 6: Final answer
    x = 164.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.