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Finding the Fourth Proportional to 223,917.72, 335,964.12 and 83,643.60

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Solution

The fourth proportional to 223,917.72, 335,964.12 and 83,643.60 is: 125,498.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,917.72 : 335,964.12 = 83,643.60 : x
  2. Step 2: Convert to fraction form
    223,917.72/335,964.12 = 83,643.60/x
  3. Step 3: Cross multiply
    223,917.72x = 335,964.12 × 83,643.60
  4. Step 4: Simplify right side
    223,917.72x = 28,101,248,467.63
  5. Step 5: Solve for x
    x = 28,101,248,467.63/223,917.72
  6. Step 6: Final answer
    x = 125,498.10

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