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Finding the Fourth Proportional to 13,802.97, 20,701.55 and 4,443.83

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Solution

The fourth proportional to 13,802.97, 20,701.55 and 4,443.83 is: 6,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802.97 : 20,701.55 = 4,443.83 : x
  2. Step 2: Convert to fraction form
    13,802.97/20,701.55 = 4,443.83/x
  3. Step 3: Cross multiply
    13,802.97x = 20,701.55 × 4,443.83
  4. Step 4: Simplify right side
    13,802.97x = 91,994,065.43
  5. Step 5: Solve for x
    x = 91,994,065.43/13,802.97
  6. Step 6: Final answer
    x = 6,664.80

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