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Finding the Fourth Proportional to 86,705.01, 119,661.12 and 54,444.94

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Solution

The fourth proportional to 86,705.01, 119,661.12 and 54,444.94 is: 75,139.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,705.01 : 119,661.12 = 54,444.94 : x
  2. Step 2: Convert to fraction form
    86,705.01/119,661.12 = 54,444.94/x
  3. Step 3: Cross multiply
    86,705.01x = 119,661.12 × 54,444.94
  4. Step 4: Simplify right side
    86,705.01x = 6,514,942,498.73
  5. Step 5: Solve for x
    x = 6,514,942,498.73/86,705.01
  6. Step 6: Final answer
    x = 75,139.17

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