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Finding the Fourth Proportional to 113,502.40, 170,350.80 and 50,419.60

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Solution

The fourth proportional to 113,502.40, 170,350.80 and 50,419.60 is: 75,672.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,502.40 : 170,350.80 = 50,419.60 : x
  2. Step 2: Convert to fraction form
    113,502.40/170,350.80 = 50,419.60/x
  3. Step 3: Cross multiply
    113,502.40x = 170,350.80 × 50,419.60
  4. Step 4: Simplify right side
    113,502.40x = 8,589,019,195.68
  5. Step 5: Solve for x
    x = 8,589,019,195.68/113,502.40
  6. Step 6: Final answer
    x = 75,672.58

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