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Finding the Fourth Proportional to 9,022.52, 13,529.90 and 3,099.99

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Solution

The fourth proportional to 9,022.52, 13,529.90 and 3,099.99 is: 4,648.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.52 : 13,529.90 = 3,099.99 : x
  2. Step 2: Convert to fraction form
    9,022.52/13,529.90 = 3,099.99/x
  3. Step 3: Cross multiply
    9,022.52x = 13,529.90 × 3,099.99
  4. Step 4: Simplify right side
    9,022.52x = 41,942,539.20
  5. Step 5: Solve for x
    x = 41,942,539.20/9,022.52
  6. Step 6: Final answer
    x = 4,648.65

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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.