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Finding the Fourth Proportional to 6,103.88, 8,422.72 and 4,511.52

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Solution

The fourth proportional to 6,103.88, 8,422.72 and 4,511.52 is: 6,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.88 : 8,422.72 = 4,511.52 : x
  2. Step 2: Convert to fraction form
    6,103.88/8,422.72 = 4,511.52/x
  3. Step 3: Cross multiply
    6,103.88x = 8,422.72 × 4,511.52
  4. Step 4: Simplify right side
    6,103.88x = 37,999,269.73
  5. Step 5: Solve for x
    x = 37,999,269.73/6,103.88
  6. Step 6: Final answer
    x = 6,225.43

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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.