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Finding the Fourth Proportional to 87,025.44, 120,116.88 and 53,472

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Solution

The fourth proportional to 87,025.44, 120,116.88 and 53,472 is: 73,804.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,025.44 : 120,116.88 = 53,472 : x
  2. Step 2: Convert to fraction form
    87,025.44/120,116.88 = 53,472/x
  3. Step 3: Cross multiply
    87,025.44x = 120,116.88 × 53,472
  4. Step 4: Simplify right side
    87,025.44x = 6,422,889,807.36
  5. Step 5: Solve for x
    x = 6,422,889,807.36/87,025.44
  6. Step 6: Final answer
    x = 73,804.74

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