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Finding the Fourth Proportional to 184.30, 276.74 and 158.91

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Solution

The fourth proportional to 184.30, 276.74 and 158.91 is: 238.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.30 : 276.74 = 158.91 : x
  2. Step 2: Convert to fraction form
    184.30/276.74 = 158.91/x
  3. Step 3: Cross multiply
    184.30x = 276.74 × 158.91
  4. Step 4: Simplify right side
    184.30x = 43,976.75
  5. Step 5: Solve for x
    x = 43,976.75/184.30
  6. Step 6: Final answer
    x = 238.62

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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.