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Finding the Fourth Proportional to 26,700.03, 36,840.08 and 15,939.99

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Solution

The fourth proportional to 26,700.03, 36,840.08 and 15,939.99 is: 21,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,700.03 : 36,840.08 = 15,939.99 : x
  2. Step 2: Convert to fraction form
    26,700.03/36,840.08 = 15,939.99/x
  3. Step 3: Cross multiply
    26,700.03x = 36,840.08 × 15,939.99
  4. Step 4: Simplify right side
    26,700.03x = 587,230,427.10
  5. Step 5: Solve for x
    x = 587,230,427.10/26,700.03
  6. Step 6: Final answer
    x = 21,993.62

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