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Finding the Fourth Proportional to 76,856.91, 115,321.01 and 32,494.02

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Solution

The fourth proportional to 76,856.91, 115,321.01 and 32,494.02 is: 48,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,856.91 : 115,321.01 = 32,494.02 : x
  2. Step 2: Convert to fraction form
    76,856.91/115,321.01 = 32,494.02/x
  3. Step 3: Cross multiply
    76,856.91x = 115,321.01 × 32,494.02
  4. Step 4: Simplify right side
    76,856.91x = 3,747,243,042.89
  5. Step 5: Solve for x
    x = 3,747,243,042.89/76,856.91
  6. Step 6: Final answer
    x = 48,756.10

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