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Finding the Fourth Proportional to 74,874.87, 103,326.52 and 40,883.25

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Solution

The fourth proportional to 74,874.87, 103,326.52 and 40,883.25 is: 56,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,874.87 : 103,326.52 = 40,883.25 : x
  2. Step 2: Convert to fraction form
    74,874.87/103,326.52 = 40,883.25/x
  3. Step 3: Cross multiply
    74,874.87x = 103,326.52 × 40,883.25
  4. Step 4: Simplify right side
    74,874.87x = 4,224,323,948.79
  5. Step 5: Solve for x
    x = 4,224,323,948.79/74,874.87
  6. Step 6: Final answer
    x = 56,418.45

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