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Finding the Fourth Proportional to 8,771.67, 12,100.41 and 5,939.16

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Solution

The fourth proportional to 8,771.67, 12,100.41 and 5,939.16 is: 8,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.67 : 12,100.41 = 5,939.16 : x
  2. Step 2: Convert to fraction form
    8,771.67/12,100.41 = 5,939.16/x
  3. Step 3: Cross multiply
    8,771.67x = 12,100.41 × 5,939.16
  4. Step 4: Simplify right side
    8,771.67x = 71,866,271.06
  5. Step 5: Solve for x
    x = 71,866,271.06/8,771.67
  6. Step 6: Final answer
    x = 8,193.00

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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.