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Finding the Fourth Proportional to 82.53, 123.83 and 44.01

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Solution

The fourth proportional to 82.53, 123.83 and 44.01 is: 66.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82.53 : 123.83 = 44.01 : x
  2. Step 2: Convert to fraction form
    82.53/123.83 = 44.01/x
  3. Step 3: Cross multiply
    82.53x = 123.83 × 44.01
  4. Step 4: Simplify right side
    82.53x = 5,449.76
  5. Step 5: Solve for x
    x = 5,449.76/82.53
  6. Step 6: Final answer
    x = 66.03

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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.