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Finding the Fourth Proportional to 65.26, 97.83 and 49.30

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Solution

The fourth proportional to 65.26, 97.83 and 49.30 is: 73.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65.26 : 97.83 = 49.30 : x
  2. Step 2: Convert to fraction form
    65.26/97.83 = 49.30/x
  3. Step 3: Cross multiply
    65.26x = 97.83 × 49.30
  4. Step 4: Simplify right side
    65.26x = 4,823.02
  5. Step 5: Solve for x
    x = 4,823.02/65.26
  6. Step 6: Final answer
    x = 73.90

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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.