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Finding the Fourth Proportional to 64,682.89, 89,229.72 and 37,807.84

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Solution

The fourth proportional to 64,682.89, 89,229.72 and 37,807.84 is: 52,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,682.89 : 89,229.72 = 37,807.84 : x
  2. Step 2: Convert to fraction form
    64,682.89/89,229.72 = 37,807.84/x
  3. Step 3: Cross multiply
    64,682.89x = 89,229.72 × 37,807.84
  4. Step 4: Simplify right side
    64,682.89x = 3,373,582,530.86
  5. Step 5: Solve for x
    x = 3,373,582,530.86/64,682.89
  6. Step 6: Final answer
    x = 52,155.72

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