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Finding the Fourth Proportional to 107,823.60, 161,740.20 and 36,745.20

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Solution

The fourth proportional to 107,823.60, 161,740.20 and 36,745.20 is: 55,119.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,823.60 : 161,740.20 = 36,745.20 : x
  2. Step 2: Convert to fraction form
    107,823.60/161,740.20 = 36,745.20/x
  3. Step 3: Cross multiply
    107,823.60x = 161,740.20 × 36,745.20
  4. Step 4: Simplify right side
    107,823.60x = 5,943,175,997.04
  5. Step 5: Solve for x
    x = 5,943,175,997.04/107,823.60
  6. Step 6: Final answer
    x = 55,119.44

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