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Finding the Fourth Proportional to 143,062.83, 197,417.52 and 89,344.64

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Solution

The fourth proportional to 143,062.83, 197,417.52 and 89,344.64 is: 123,289.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,062.83 : 197,417.52 = 89,344.64 : x
  2. Step 2: Convert to fraction form
    143,062.83/197,417.52 = 89,344.64/x
  3. Step 3: Cross multiply
    143,062.83x = 197,417.52 × 89,344.64
  4. Step 4: Simplify right side
    143,062.83x = 17,638,197,747.64
  5. Step 5: Solve for x
    x = 17,638,197,747.64/143,062.83
  6. Step 6: Final answer
    x = 123,289.87

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