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Finding the Fourth Proportional to 53,879.64, 74,352.24 and 30,005.82

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Solution

The fourth proportional to 53,879.64, 74,352.24 and 30,005.82 is: 41,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,879.64 : 74,352.24 = 30,005.82 : x
  2. Step 2: Convert to fraction form
    53,879.64/74,352.24 = 30,005.82/x
  3. Step 3: Cross multiply
    53,879.64x = 74,352.24 × 30,005.82
  4. Step 4: Simplify right side
    53,879.64x = 2,230,999,930.04
  5. Step 5: Solve for x
    x = 2,230,999,930.04/53,879.64
  6. Step 6: Final answer
    x = 41,407.11

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