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Finding the Fourth Proportional to 93,919.80, 129,659.22 and 63,865.56

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Solution

The fourth proportional to 93,919.80, 129,659.22 and 63,865.56 is: 88,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,919.80 : 129,659.22 = 63,865.56 : x
  2. Step 2: Convert to fraction form
    93,919.80/129,659.22 = 63,865.56/x
  3. Step 3: Cross multiply
    93,919.80x = 129,659.22 × 63,865.56
  4. Step 4: Simplify right side
    93,919.80x = 8,280,758,694.46
  5. Step 5: Solve for x
    x = 8,280,758,694.46/93,919.80
  6. Step 6: Final answer
    x = 88,168.40

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