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Finding the Fourth Proportional to 13,868.13, 20,802.19 and 4,634.13

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Solution

The fourth proportional to 13,868.13, 20,802.19 and 4,634.13 is: 6,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868.13 : 20,802.19 = 4,634.13 : x
  2. Step 2: Convert to fraction form
    13,868.13/20,802.19 = 4,634.13/x
  3. Step 3: Cross multiply
    13,868.13x = 20,802.19 × 4,634.13
  4. Step 4: Simplify right side
    13,868.13x = 96,399,937.15
  5. Step 5: Solve for x
    x = 96,399,937.15/13,868.13
  6. Step 6: Final answer
    x = 6,951.19

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