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Finding the Fourth Proportional to 105,911.55, 158,867.25 and 27,025.79

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Solution

The fourth proportional to 105,911.55, 158,867.25 and 27,025.79 is: 40,538.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,911.55 : 158,867.25 = 27,025.79 : x
  2. Step 2: Convert to fraction form
    105,911.55/158,867.25 = 27,025.79/x
  3. Step 3: Cross multiply
    105,911.55x = 158,867.25 × 27,025.79
  4. Step 4: Simplify right side
    105,911.55x = 4,293,512,040.69
  5. Step 5: Solve for x
    x = 4,293,512,040.69/105,911.55
  6. Step 6: Final answer
    x = 40,538.66

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