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Finding the Fourth Proportional to 255,238.08, 352,222.56 and 142,058.40

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Solution

The fourth proportional to 255,238.08, 352,222.56 and 142,058.40 is: 196,037.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,238.08 : 352,222.56 = 142,058.40 : x
  2. Step 2: Convert to fraction form
    255,238.08/352,222.56 = 142,058.40/x
  3. Step 3: Cross multiply
    255,238.08x = 352,222.56 × 142,058.40
  4. Step 4: Simplify right side
    255,238.08x = 50,036,173,317.50
  5. Step 5: Solve for x
    x = 50,036,173,317.50/255,238.08
  6. Step 6: Final answer
    x = 196,037.26

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