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Finding the Fourth Proportional to 8,355.06, 11,503.76 and 7,093.49

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Solution

The fourth proportional to 8,355.06, 11,503.76 and 7,093.49 is: 9,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.06 : 11,503.76 = 7,093.49 : x
  2. Step 2: Convert to fraction form
    8,355.06/11,503.76 = 7,093.49/x
  3. Step 3: Cross multiply
    8,355.06x = 11,503.76 × 7,093.49
  4. Step 4: Simplify right side
    8,355.06x = 81,601,713.54
  5. Step 5: Solve for x
    x = 81,601,713.54/8,355.06
  6. Step 6: Final answer
    x = 9,766.74

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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.