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Finding the Fourth Proportional to 136,317.48, 204,517.96 and 69,804.70

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Solution

The fourth proportional to 136,317.48, 204,517.96 and 69,804.70 is: 104,728.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,317.48 : 204,517.96 = 69,804.70 : x
  2. Step 2: Convert to fraction form
    136,317.48/204,517.96 = 69,804.70/x
  3. Step 3: Cross multiply
    136,317.48x = 204,517.96 × 69,804.70
  4. Step 4: Simplify right side
    136,317.48x = 14,276,314,842.41
  5. Step 5: Solve for x
    x = 14,276,314,842.41/136,317.48
  6. Step 6: Final answer
    x = 104,728.42

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