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Finding the Fourth Proportional to 26,898.78, 37,119.77 and 14,961.86

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Solution

The fourth proportional to 26,898.78, 37,119.77 and 14,961.86 is: 20,647.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,898.78 : 37,119.77 = 14,961.86 : x
  2. Step 2: Convert to fraction form
    26,898.78/37,119.77 = 14,961.86/x
  3. Step 3: Cross multiply
    26,898.78x = 37,119.77 × 14,961.86
  4. Step 4: Simplify right side
    26,898.78x = 555,380,801.97
  5. Step 5: Solve for x
    x = 555,380,801.97/26,898.78
  6. Step 6: Final answer
    x = 20,647.06

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