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Finding the Fourth Proportional to 72,266.82, 99,704.00 and 42,045.68

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Solution

The fourth proportional to 72,266.82, 99,704.00 and 42,045.68 is: 58,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,266.82 : 99,704.00 = 42,045.68 : x
  2. Step 2: Convert to fraction form
    72,266.82/99,704.00 = 42,045.68/x
  3. Step 3: Cross multiply
    72,266.82x = 99,704.00 × 42,045.68
  4. Step 4: Simplify right side
    72,266.82x = 4,192,121,769.97
  5. Step 5: Solve for x
    x = 4,192,121,769.97/72,266.82
  6. Step 6: Final answer
    x = 58,008.94

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