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Finding the Fourth Proportional to 72,614.88, 108,876.96 and 35,160.48

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Solution

The fourth proportional to 72,614.88, 108,876.96 and 35,160.48 is: 52,718.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,614.88 : 108,876.96 = 35,160.48 : x
  2. Step 2: Convert to fraction form
    72,614.88/108,876.96 = 35,160.48/x
  3. Step 3: Cross multiply
    72,614.88x = 108,876.96 × 35,160.48
  4. Step 4: Simplify right side
    72,614.88x = 3,828,166,174.54
  5. Step 5: Solve for x
    x = 3,828,166,174.54/72,614.88
  6. Step 6: Final answer
    x = 52,718.76

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