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Finding the Fourth Proportional to 53,905.46, 80,856.36 and 16,464.02

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Solution

The fourth proportional to 53,905.46, 80,856.36 and 16,464.02 is: 24,695.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,905.46 : 80,856.36 = 16,464.02 : x
  2. Step 2: Convert to fraction form
    53,905.46/80,856.36 = 16,464.02/x
  3. Step 3: Cross multiply
    53,905.46x = 80,856.36 × 16,464.02
  4. Step 4: Simplify right side
    53,905.46x = 1,331,220,323.89
  5. Step 5: Solve for x
    x = 1,331,220,323.89/53,905.46
  6. Step 6: Final answer
    x = 24,695.47

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