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Finding the Fourth Proportional to 8,627.83, 12,939.82 and 3,362.98

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Solution

The fourth proportional to 8,627.83, 12,939.82 and 3,362.98 is: 5,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.83 : 12,939.82 = 3,362.98 : x
  2. Step 2: Convert to fraction form
    8,627.83/12,939.82 = 3,362.98/x
  3. Step 3: Cross multiply
    8,627.83x = 12,939.82 × 3,362.98
  4. Step 4: Simplify right side
    8,627.83x = 43,516,339.37
  5. Step 5: Solve for x
    x = 43,516,339.37/8,627.83
  6. Step 6: Final answer
    x = 5,043.72

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