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Finding the Fourth Proportional to 117,998.97, 162,837.93 and 64,283.85

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Solution

The fourth proportional to 117,998.97, 162,837.93 and 64,283.85 is: 88,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,998.97 : 162,837.93 = 64,283.85 : x
  2. Step 2: Convert to fraction form
    117,998.97/162,837.93 = 64,283.85/x
  3. Step 3: Cross multiply
    117,998.97x = 162,837.93 × 64,283.85
  4. Step 4: Simplify right side
    117,998.97x = 10,467,849,066.43
  5. Step 5: Solve for x
    x = 10,467,849,066.43/117,998.97
  6. Step 6: Final answer
    x = 88,711.36

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