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Finding the Fourth Proportional to 53,423.82, 80,066.34 and 21,796.83

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Solution

The fourth proportional to 53,423.82, 80,066.34 and 21,796.83 is: 32,666.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,423.82 : 80,066.34 = 21,796.83 : x
  2. Step 2: Convert to fraction form
    53,423.82/80,066.34 = 21,796.83/x
  3. Step 3: Cross multiply
    53,423.82x = 80,066.34 × 21,796.83
  4. Step 4: Simplify right side
    53,423.82x = 1,745,192,401.70
  5. Step 5: Solve for x
    x = 1,745,192,401.70/53,423.82
  6. Step 6: Final answer
    x = 32,666.93

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