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Finding the Fourth Proportional to 71,929.57, 107,889.82 and 22,005.70

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Solution

The fourth proportional to 71,929.57, 107,889.82 and 22,005.70 is: 33,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,929.57 : 107,889.82 = 22,005.70 : x
  2. Step 2: Convert to fraction form
    71,929.57/107,889.82 = 22,005.70/x
  3. Step 3: Cross multiply
    71,929.57x = 107,889.82 × 22,005.70
  4. Step 4: Simplify right side
    71,929.57x = 2,374,191,011.97
  5. Step 5: Solve for x
    x = 2,374,191,011.97/71,929.57
  6. Step 6: Final answer
    x = 33,007.16

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