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Finding the Fourth Proportional to 203.52, 305.28 and 59.24

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Solution

The fourth proportional to 203.52, 305.28 and 59.24 is: 88.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    203.52 : 305.28 = 59.24 : x
  2. Step 2: Convert to fraction form
    203.52/305.28 = 59.24/x
  3. Step 3: Cross multiply
    203.52x = 305.28 × 59.24
  4. Step 4: Simplify right side
    203.52x = 18,084.79
  5. Step 5: Solve for x
    x = 18,084.79/203.52
  6. Step 6: Final answer
    x = 88.86

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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.