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Finding the Fourth Proportional to 117,972.44, 162,802.20 and 64,257.29

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Solution

The fourth proportional to 117,972.44, 162,802.20 and 64,257.29 is: 88,675.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,972.44 : 162,802.20 = 64,257.29 : x
  2. Step 2: Convert to fraction form
    117,972.44/162,802.20 = 64,257.29/x
  3. Step 3: Cross multiply
    117,972.44x = 162,802.20 × 64,257.29
  4. Step 4: Simplify right side
    117,972.44x = 10,461,228,178.04
  5. Step 5: Solve for x
    x = 10,461,228,178.04/117,972.44
  6. Step 6: Final answer
    x = 88,675.19

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