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Finding the Fourth Proportional to 6,899.16, 9,520.83 and 3,755.34

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Solution

The fourth proportional to 6,899.16, 9,520.83 and 3,755.34 is: 5,182.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.16 : 9,520.83 = 3,755.34 : x
  2. Step 2: Convert to fraction form
    6,899.16/9,520.83 = 3,755.34/x
  3. Step 3: Cross multiply
    6,899.16x = 9,520.83 × 3,755.34
  4. Step 4: Simplify right side
    6,899.16x = 35,753,953.73
  5. Step 5: Solve for x
    x = 35,753,953.73/6,899.16
  6. Step 6: Final answer
    x = 5,182.36

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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.