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Finding the Fourth Proportional to 126,039.60, 188,881.20 and 69,904.44

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Solution

The fourth proportional to 126,039.60, 188,881.20 and 69,904.44 is: 104,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,039.60 : 188,881.20 = 69,904.44 : x
  2. Step 2: Convert to fraction form
    126,039.60/188,881.20 = 69,904.44/x
  3. Step 3: Cross multiply
    126,039.60x = 188,881.20 × 69,904.44
  4. Step 4: Simplify right side
    126,039.60x = 13,203,634,512.53
  5. Step 5: Solve for x
    x = 13,203,634,512.53/126,039.60
  6. Step 6: Final answer
    x = 104,757.83

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