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Finding the Fourth Proportional to 41,398.56, 57,128.49 and 22,535.28

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Solution

The fourth proportional to 41,398.56, 57,128.49 and 22,535.28 is: 31,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,398.56 : 57,128.49 = 22,535.28 : x
  2. Step 2: Convert to fraction form
    41,398.56/57,128.49 = 22,535.28/x
  3. Step 3: Cross multiply
    41,398.56x = 57,128.49 × 22,535.28
  4. Step 4: Simplify right side
    41,398.56x = 1,287,406,518.13
  5. Step 5: Solve for x
    x = 1,287,406,518.13/41,398.56
  6. Step 6: Final answer
    x = 31,097.86

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