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Finding the Fourth Proportional to 8,111.59, 11,194 and 4,753.73

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Solution

The fourth proportional to 8,111.59, 11,194 and 4,753.73 is: 6,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.59 : 11,194 = 4,753.73 : x
  2. Step 2: Convert to fraction form
    8,111.59/11,194 = 4,753.73/x
  3. Step 3: Cross multiply
    8,111.59x = 11,194 × 4,753.73
  4. Step 4: Simplify right side
    8,111.59x = 53,213,253.62
  5. Step 5: Solve for x
    x = 53,213,253.62/8,111.59
  6. Step 6: Final answer
    x = 6,560.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.