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Finding the Fourth Proportional to 134.65, 185.60 and 110.05

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Solution

The fourth proportional to 134.65, 185.60 and 110.05 is: 151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.65 : 185.60 = 110.05 : x
  2. Step 2: Convert to fraction form
    134.65/185.60 = 110.05/x
  3. Step 3: Cross multiply
    134.65x = 185.60 × 110.05
  4. Step 4: Simplify right side
    134.65x = 20,425.28
  5. Step 5: Solve for x
    x = 20,425.28/134.65
  6. Step 6: Final answer
    x = 151.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.