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Finding the Fourth Proportional to 8,543.22, 11,789.70 and 5,006.46

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Solution

The fourth proportional to 8,543.22, 11,789.70 and 5,006.46 is: 6,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543.22 : 11,789.70 = 5,006.46 : x
  2. Step 2: Convert to fraction form
    8,543.22/11,789.70 = 5,006.46/x
  3. Step 3: Cross multiply
    8,543.22x = 11,789.70 × 5,006.46
  4. Step 4: Simplify right side
    8,543.22x = 59,024,661.46
  5. Step 5: Solve for x
    x = 59,024,661.46/8,543.22
  6. Step 6: Final answer
    x = 6,908.95

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