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Finding the Fourth Proportional to 72,367.68, 108,588.60 and 34,459.88

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Solution

The fourth proportional to 72,367.68, 108,588.60 and 34,459.88 is: 51,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,367.68 : 108,588.60 = 34,459.88 : x
  2. Step 2: Convert to fraction form
    72,367.68/108,588.60 = 34,459.88/x
  3. Step 3: Cross multiply
    72,367.68x = 108,588.60 × 34,459.88
  4. Step 4: Simplify right side
    72,367.68x = 3,741,950,125.37
  5. Step 5: Solve for x
    x = 3,741,950,125.37/72,367.68
  6. Step 6: Final answer
    x = 51,707.48

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