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Finding the Fourth Proportional to 79,068.39, 109,114.31 and 43,258.43

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Solution

The fourth proportional to 79,068.39, 109,114.31 and 43,258.43 is: 59,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,068.39 : 109,114.31 = 43,258.43 : x
  2. Step 2: Convert to fraction form
    79,068.39/109,114.31 = 43,258.43/x
  3. Step 3: Cross multiply
    79,068.39x = 109,114.31 × 43,258.43
  4. Step 4: Simplify right side
    79,068.39x = 4,720,112,979.27
  5. Step 5: Solve for x
    x = 4,720,112,979.27/79,068.39
  6. Step 6: Final answer
    x = 59,696.59

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