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Finding the Fourth Proportional to 230.33, 317.86 and 132.10

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Solution

The fourth proportional to 230.33, 317.86 and 132.10 is: 182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.33 : 317.86 = 132.10 : x
  2. Step 2: Convert to fraction form
    230.33/317.86 = 132.10/x
  3. Step 3: Cross multiply
    230.33x = 317.86 × 132.10
  4. Step 4: Simplify right side
    230.33x = 41,988.18
  5. Step 5: Solve for x
    x = 41,988.18/230.33
  6. Step 6: Final answer
    x = 182.29

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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.