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Finding the Fourth Proportional to 8,281.83, 12,423.15 and 2,735.06

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Solution

The fourth proportional to 8,281.83, 12,423.15 and 2,735.06 is: 4,102.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.83 : 12,423.15 = 2,735.06 : x
  2. Step 2: Convert to fraction form
    8,281.83/12,423.15 = 2,735.06/x
  3. Step 3: Cross multiply
    8,281.83x = 12,423.15 × 2,735.06
  4. Step 4: Simplify right side
    8,281.83x = 33,977,998.52
  5. Step 5: Solve for x
    x = 33,977,998.52/8,281.83
  6. Step 6: Final answer
    x = 4,102.71

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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.