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Finding the Fourth Proportional to 227.64, 341.12 and 105.88

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Solution

The fourth proportional to 227.64, 341.12 and 105.88 is: 158.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.64 : 341.12 = 105.88 : x
  2. Step 2: Convert to fraction form
    227.64/341.12 = 105.88/x
  3. Step 3: Cross multiply
    227.64x = 341.12 × 105.88
  4. Step 4: Simplify right side
    227.64x = 36,117.79
  5. Step 5: Solve for x
    x = 36,117.79/227.64
  6. Step 6: Final answer
    x = 158.66

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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.