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Finding the Fourth Proportional to 74,311.13, 111,443.28 and 24,379.59

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Solution

The fourth proportional to 74,311.13, 111,443.28 and 24,379.59 is: 36,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,311.13 : 111,443.28 = 24,379.59 : x
  2. Step 2: Convert to fraction form
    74,311.13/111,443.28 = 24,379.59/x
  3. Step 3: Cross multiply
    74,311.13x = 111,443.28 × 24,379.59
  4. Step 4: Simplify right side
    74,311.13x = 2,716,941,474.66
  5. Step 5: Solve for x
    x = 2,716,941,474.66/74,311.13
  6. Step 6: Final answer
    x = 36,561.70

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