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Finding the Fourth Proportional to 57,000.12, 85,501.65 and 27,007.32

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Solution

The fourth proportional to 57,000.12, 85,501.65 and 27,007.32 is: 40,511.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,000.12 : 85,501.65 = 27,007.32 : x
  2. Step 2: Convert to fraction form
    57,000.12/85,501.65 = 27,007.32/x
  3. Step 3: Cross multiply
    57,000.12x = 85,501.65 × 27,007.32
  4. Step 4: Simplify right side
    57,000.12x = 2,309,170,422.08
  5. Step 5: Solve for x
    x = 2,309,170,422.08/57,000.12
  6. Step 6: Final answer
    x = 40,511.68

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