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Finding the Fourth Proportional to 171,864.69, 257,899.10 and 92,977.17

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Solution

The fourth proportional to 171,864.69, 257,899.10 and 92,977.17 is: 139,520.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,864.69 : 257,899.10 = 92,977.17 : x
  2. Step 2: Convert to fraction form
    171,864.69/257,899.10 = 92,977.17/x
  3. Step 3: Cross multiply
    171,864.69x = 257,899.10 × 92,977.17
  4. Step 4: Simplify right side
    171,864.69x = 23,978,727,998.66
  5. Step 5: Solve for x
    x = 23,978,727,998.66/171,864.69
  6. Step 6: Final answer
    x = 139,520.97

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