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Finding the Fourth Proportional to 89.41, 134.09 and 35.29

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Solution

The fourth proportional to 89.41, 134.09 and 35.29 is: 52.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89.41 : 134.09 = 35.29 : x
  2. Step 2: Convert to fraction form
    89.41/134.09 = 35.29/x
  3. Step 3: Cross multiply
    89.41x = 134.09 × 35.29
  4. Step 4: Simplify right side
    89.41x = 4,731.37
  5. Step 5: Solve for x
    x = 4,731.37/89.41
  6. Step 6: Final answer
    x = 52.92

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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.