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Finding the Fourth Proportional to 14,618.80, 21,895.80 and 5,849.20

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Solution

The fourth proportional to 14,618.80, 21,895.80 and 5,849.20 is: 8,760.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.80 : 21,895.80 = 5,849.20 : x
  2. Step 2: Convert to fraction form
    14,618.80/21,895.80 = 5,849.20/x
  3. Step 3: Cross multiply
    14,618.80x = 21,895.80 × 5,849.20
  4. Step 4: Simplify right side
    14,618.80x = 128,072,913.36
  5. Step 5: Solve for x
    x = 128,072,913.36/14,618.80
  6. Step 6: Final answer
    x = 8,760.84

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