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Finding the Fourth Proportional to 207,245.07, 285,998.20 and 117,821.07

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Solution

The fourth proportional to 207,245.07, 285,998.20 and 117,821.07 is: 162,593.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,245.07 : 285,998.20 = 117,821.07 : x
  2. Step 2: Convert to fraction form
    207,245.07/285,998.20 = 117,821.07/x
  3. Step 3: Cross multiply
    207,245.07x = 285,998.20 × 117,821.07
  4. Step 4: Simplify right side
    207,245.07x = 33,696,612,512.08
  5. Step 5: Solve for x
    x = 33,696,612,512.08/207,245.07
  6. Step 6: Final answer
    x = 162,593.08

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