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Finding the Fourth Proportional to 79,507.29, 109,720.98 and 43,697.36

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Solution

The fourth proportional to 79,507.29, 109,720.98 and 43,697.36 is: 60,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,507.29 : 109,720.98 = 43,697.36 : x
  2. Step 2: Convert to fraction form
    79,507.29/109,720.98 = 43,697.36/x
  3. Step 3: Cross multiply
    79,507.29x = 109,720.98 × 43,697.36
  4. Step 4: Simplify right side
    79,507.29x = 4,794,516,819.73
  5. Step 5: Solve for x
    x = 4,794,516,819.73/79,507.29
  6. Step 6: Final answer
    x = 60,302.86

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