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Finding the Fourth Proportional to 3,043.58, 4,197.71 and 2,099.15

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Solution

The fourth proportional to 3,043.58, 4,197.71 and 2,099.15 is: 2,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.58 : 4,197.71 = 2,099.15 : x
  2. Step 2: Convert to fraction form
    3,043.58/4,197.71 = 2,099.15/x
  3. Step 3: Cross multiply
    3,043.58x = 4,197.71 × 2,099.15
  4. Step 4: Simplify right side
    3,043.58x = 8,811,634.75
  5. Step 5: Solve for x
    x = 8,811,634.75/3,043.58
  6. Step 6: Final answer
    x = 2,895.15

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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.