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Finding the Fourth Proportional to 257,044.90, 354,741.94 and 142,334.22

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Solution

The fourth proportional to 257,044.90, 354,741.94 and 142,334.22 is: 196,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,044.90 : 354,741.94 = 142,334.22 : x
  2. Step 2: Convert to fraction form
    257,044.90/354,741.94 = 142,334.22/x
  3. Step 3: Cross multiply
    257,044.90x = 354,741.94 × 142,334.22
  4. Step 4: Simplify right side
    257,044.90x = 50,491,917,441.36
  5. Step 5: Solve for x
    x = 50,491,917,441.36/257,044.90
  6. Step 6: Final answer
    x = 196,432.28

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