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Finding the Fourth Proportional to 72,519.68, 108,789.90 and 32,038.28

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Solution

The fourth proportional to 72,519.68, 108,789.90 and 32,038.28 is: 48,062.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,519.68 : 108,789.90 = 32,038.28 : x
  2. Step 2: Convert to fraction form
    72,519.68/108,789.90 = 32,038.28/x
  3. Step 3: Cross multiply
    72,519.68x = 108,789.90 × 32,038.28
  4. Step 4: Simplify right side
    72,519.68x = 3,485,441,277.37
  5. Step 5: Solve for x
    x = 3,485,441,277.37/72,519.68
  6. Step 6: Final answer
    x = 48,062.01

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