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Finding the Fourth Proportional to 6,689.83, 10,034.52 and 3,181.54

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Solution

The fourth proportional to 6,689.83, 10,034.52 and 3,181.54 is: 4,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,689.83 : 10,034.52 = 3,181.54 : x
  2. Step 2: Convert to fraction form
    6,689.83/10,034.52 = 3,181.54/x
  3. Step 3: Cross multiply
    6,689.83x = 10,034.52 × 3,181.54
  4. Step 4: Simplify right side
    6,689.83x = 31,925,226.76
  5. Step 5: Solve for x
    x = 31,925,226.76/6,689.83
  6. Step 6: Final answer
    x = 4,772.20

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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.