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Finding the Fourth Proportional to 79,367.84, 109,528.94 and 43,561.18

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Solution

The fourth proportional to 79,367.84, 109,528.94 and 43,561.18 is: 60,115.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,367.84 : 109,528.94 = 43,561.18 : x
  2. Step 2: Convert to fraction form
    79,367.84/109,528.94 = 43,561.18/x
  3. Step 3: Cross multiply
    79,367.84x = 109,528.94 × 43,561.18
  4. Step 4: Simplify right side
    79,367.84x = 4,771,209,870.55
  5. Step 5: Solve for x
    x = 4,771,209,870.55/79,367.84
  6. Step 6: Final answer
    x = 60,115.15

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