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Finding the Fourth Proportional to 89,778.24, 134,667.36 and 27,448.74

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Solution

The fourth proportional to 89,778.24, 134,667.36 and 27,448.74 is: 41,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,778.24 : 134,667.36 = 27,448.74 : x
  2. Step 2: Convert to fraction form
    89,778.24/134,667.36 = 27,448.74/x
  3. Step 3: Cross multiply
    89,778.24x = 134,667.36 × 27,448.74
  4. Step 4: Simplify right side
    89,778.24x = 3,696,449,351.13
  5. Step 5: Solve for x
    x = 3,696,449,351.13/89,778.24
  6. Step 6: Final answer
    x = 41,173.11

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