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Finding the Fourth Proportional to 159.03, 219.34 and 133.04

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Solution

The fourth proportional to 159.03, 219.34 and 133.04 is: 183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    159.03 : 219.34 = 133.04 : x
  2. Step 2: Convert to fraction form
    159.03/219.34 = 133.04/x
  3. Step 3: Cross multiply
    159.03x = 219.34 × 133.04
  4. Step 4: Simplify right side
    159.03x = 29,181.71
  5. Step 5: Solve for x
    x = 29,181.71/159.03
  6. Step 6: Final answer
    x = 183.50

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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.