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Finding the Fourth Proportional to 8,773.82, 12,100.03 and 7,279.37

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Solution

The fourth proportional to 8,773.82, 12,100.03 and 7,279.37 is: 10,039.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773.82 : 12,100.03 = 7,279.37 : x
  2. Step 2: Convert to fraction form
    8,773.82/12,100.03 = 7,279.37/x
  3. Step 3: Cross multiply
    8,773.82x = 12,100.03 × 7,279.37
  4. Step 4: Simplify right side
    8,773.82x = 88,080,603.00
  5. Step 5: Solve for x
    x = 88,080,603.00/8,773.82
  6. Step 6: Final answer
    x = 10,039.03

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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.