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Finding the Fourth Proportional to 150.94, 226.20 and 123.94

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Solution

The fourth proportional to 150.94, 226.20 and 123.94 is: 185.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.94 : 226.20 = 123.94 : x
  2. Step 2: Convert to fraction form
    150.94/226.20 = 123.94/x
  3. Step 3: Cross multiply
    150.94x = 226.20 × 123.94
  4. Step 4: Simplify right side
    150.94x = 28,035.23
  5. Step 5: Solve for x
    x = 28,035.23/150.94
  6. Step 6: Final answer
    x = 185.74

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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.