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Finding the Fourth Proportional to 62,896.08, 94,311.60 and 18,517.08

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Solution

The fourth proportional to 62,896.08, 94,311.60 and 18,517.08 is: 27,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,896.08 : 94,311.60 = 18,517.08 : x
  2. Step 2: Convert to fraction form
    62,896.08/94,311.60 = 18,517.08/x
  3. Step 3: Cross multiply
    62,896.08x = 94,311.60 × 18,517.08
  4. Step 4: Simplify right side
    62,896.08x = 1,746,375,442.13
  5. Step 5: Solve for x
    x = 1,746,375,442.13/62,896.08
  6. Step 6: Final answer
    x = 27,766.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.