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Finding the Fourth Proportional to 73,090.01, 100,853.43 and 42,863.92

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Solution

The fourth proportional to 73,090.01, 100,853.43 and 42,863.92 is: 59,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,090.01 : 100,853.43 = 42,863.92 : x
  2. Step 2: Convert to fraction form
    73,090.01/100,853.43 = 42,863.92/x
  3. Step 3: Cross multiply
    73,090.01x = 100,853.43 × 42,863.92
  4. Step 4: Simplify right side
    73,090.01x = 4,322,973,355.25
  5. Step 5: Solve for x
    x = 4,322,973,355.25/73,090.01
  6. Step 6: Final answer
    x = 59,145.89

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