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Finding the Fourth Proportional to 79,234.72, 109,344.77 and 43,423.96

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Solution

The fourth proportional to 79,234.72, 109,344.77 and 43,423.96 is: 59,925.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,234.72 : 109,344.77 = 43,423.96 : x
  2. Step 2: Convert to fraction form
    79,234.72/109,344.77 = 43,423.96/x
  3. Step 3: Cross multiply
    79,234.72x = 109,344.77 × 43,423.96
  4. Step 4: Simplify right side
    79,234.72x = 4,748,182,918.69
  5. Step 5: Solve for x
    x = 4,748,182,918.69/79,234.72
  6. Step 6: Final answer
    x = 59,925.53

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