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Finding the Fourth Proportional to 67,018.81, 99,793.63 and 64,624.04

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Solution

The fourth proportional to 67,018.81, 99,793.63 and 64,624.04 is: 96,227.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,018.81 : 99,793.63 = 64,624.04 : x
  2. Step 2: Convert to fraction form
    67,018.81/99,793.63 = 64,624.04/x
  3. Step 3: Cross multiply
    67,018.81x = 99,793.63 × 64,624.04
  4. Step 4: Simplify right side
    67,018.81x = 6,449,067,536.87
  5. Step 5: Solve for x
    x = 6,449,067,536.87/67,018.81
  6. Step 6: Final answer
    x = 96,227.72

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