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Finding the Fourth Proportional to 67,212.64, 100,841.76 and 29,767.68

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Solution

The fourth proportional to 67,212.64, 100,841.76 and 29,767.68 is: 44,661.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,212.64 : 100,841.76 = 29,767.68 : x
  2. Step 2: Convert to fraction form
    67,212.64/100,841.76 = 29,767.68/x
  3. Step 3: Cross multiply
    67,212.64x = 100,841.76 × 29,767.68
  4. Step 4: Simplify right side
    67,212.64x = 3,001,825,242.32
  5. Step 5: Solve for x
    x = 3,001,825,242.32/67,212.64
  6. Step 6: Final answer
    x = 44,661.62

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