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Finding the Fourth Proportional to 8,100.82, 11,178.93 and 4,563.82

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Solution

The fourth proportional to 8,100.82, 11,178.93 and 4,563.82 is: 6,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.82 : 11,178.93 = 4,563.82 : x
  2. Step 2: Convert to fraction form
    8,100.82/11,178.93 = 4,563.82/x
  3. Step 3: Cross multiply
    8,100.82x = 11,178.93 × 4,563.82
  4. Step 4: Simplify right side
    8,100.82x = 51,018,624.31
  5. Step 5: Solve for x
    x = 51,018,624.31/8,100.82
  6. Step 6: Final answer
    x = 6,297.96

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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.