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Finding the Fourth Proportional to 8,693.41, 11,996 and 5,336.36

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Solution

The fourth proportional to 8,693.41, 11,996 and 5,336.36 is: 7,363.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.41 : 11,996 = 5,336.36 : x
  2. Step 2: Convert to fraction form
    8,693.41/11,996 = 5,336.36/x
  3. Step 3: Cross multiply
    8,693.41x = 11,996 × 5,336.36
  4. Step 4: Simplify right side
    8,693.41x = 64,014,974.56
  5. Step 5: Solve for x
    x = 64,014,974.56/8,693.41
  6. Step 6: Final answer
    x = 7,363.62

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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.