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Finding the Fourth Proportional to 17,940.18, 26,913.60 and 5,461.32

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Solution

The fourth proportional to 17,940.18, 26,913.60 and 5,461.32 is: 8,192.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.18 : 26,913.60 = 5,461.32 : x
  2. Step 2: Convert to fraction form
    17,940.18/26,913.60 = 5,461.32/x
  3. Step 3: Cross multiply
    17,940.18x = 26,913.60 × 5,461.32
  4. Step 4: Simplify right side
    17,940.18x = 146,983,781.95
  5. Step 5: Solve for x
    x = 146,983,781.95/17,940.18
  6. Step 6: Final answer
    x = 8,192.99

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