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Finding the Fourth Proportional to 79,620.47, 119,449.16 and 27,029.95

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Solution

The fourth proportional to 79,620.47, 119,449.16 and 27,029.95 is: 40,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,620.47 : 119,449.16 = 27,029.95 : x
  2. Step 2: Convert to fraction form
    79,620.47/119,449.16 = 27,029.95/x
  3. Step 3: Cross multiply
    79,620.47x = 119,449.16 × 27,029.95
  4. Step 4: Simplify right side
    79,620.47x = 3,228,705,085.81
  5. Step 5: Solve for x
    x = 3,228,705,085.81/79,620.47
  6. Step 6: Final answer
    x = 40,551.19

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