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Finding the Fourth Proportional to 14,769.91, 22,129.81 and 8,914.22

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Solution

The fourth proportional to 14,769.91, 22,129.81 and 8,914.22 is: 13,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,769.91 : 22,129.81 = 8,914.22 : x
  2. Step 2: Convert to fraction form
    14,769.91/22,129.81 = 8,914.22/x
  3. Step 3: Cross multiply
    14,769.91x = 22,129.81 × 8,914.22
  4. Step 4: Simplify right side
    14,769.91x = 197,269,944.95
  5. Step 5: Solve for x
    x = 197,269,944.95/14,769.91
  6. Step 6: Final answer
    x = 13,356.20

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