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Finding the Fourth Proportional to 27,057, 40,549.86 and 11,455.32

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Solution

The fourth proportional to 27,057, 40,549.86 and 11,455.32 is: 17,167.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,057 : 40,549.86 = 11,455.32 : x
  2. Step 2: Convert to fraction form
    27,057/40,549.86 = 11,455.32/x
  3. Step 3: Cross multiply
    27,057x = 40,549.86 × 11,455.32
  4. Step 4: Simplify right side
    27,057x = 464,511,622.26
  5. Step 5: Solve for x
    x = 464,511,622.26/27,057
  6. Step 6: Final answer
    x = 17,167.89

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