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Finding the Fourth Proportional to 6,855.10, 9,460.07 and 3,711.29

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Solution

The fourth proportional to 6,855.10, 9,460.07 and 3,711.29 is: 5,121.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.10 : 9,460.07 = 3,711.29 : x
  2. Step 2: Convert to fraction form
    6,855.10/9,460.07 = 3,711.29/x
  3. Step 3: Cross multiply
    6,855.10x = 9,460.07 × 3,711.29
  4. Step 4: Simplify right side
    6,855.10x = 35,109,032.13
  5. Step 5: Solve for x
    x = 35,109,032.13/6,855.10
  6. Step 6: Final answer
    x = 5,121.59

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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.