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Finding the Fourth Proportional to 93,760.89, 129,376.11 and 56,947.96

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Solution

The fourth proportional to 93,760.89, 129,376.11 and 56,947.96 is: 78,579.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,760.89 : 129,376.11 = 56,947.96 : x
  2. Step 2: Convert to fraction form
    93,760.89/129,376.11 = 56,947.96/x
  3. Step 3: Cross multiply
    93,760.89x = 129,376.11 × 56,947.96
  4. Step 4: Simplify right side
    93,760.89x = 7,367,704,980.89
  5. Step 5: Solve for x
    x = 7,367,704,980.89/93,760.89
  6. Step 6: Final answer
    x = 78,579.73

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