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Finding the Fourth Proportional to 53,051.57, 79,577.00 and 13,608.71

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Solution

The fourth proportional to 53,051.57, 79,577.00 and 13,608.71 is: 20,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.57 : 79,577.00 = 13,608.71 : x
  2. Step 2: Convert to fraction form
    53,051.57/79,577.00 = 13,608.71/x
  3. Step 3: Cross multiply
    53,051.57x = 79,577.00 × 13,608.71
  4. Step 4: Simplify right side
    53,051.57x = 1,082,940,247.63
  5. Step 5: Solve for x
    x = 1,082,940,247.63/53,051.57
  6. Step 6: Final answer
    x = 20,412.97

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