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Finding the Fourth Proportional to 141,109.89, 211,656.62 and 103,197.56

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Solution

The fourth proportional to 141,109.89, 211,656.62 and 103,197.56 is: 154,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,109.89 : 211,656.62 = 103,197.56 : x
  2. Step 2: Convert to fraction form
    141,109.89/211,656.62 = 103,197.56/x
  3. Step 3: Cross multiply
    141,109.89x = 211,656.62 × 103,197.56
  4. Step 4: Simplify right side
    141,109.89x = 21,842,446,741.85
  5. Step 5: Solve for x
    x = 21,842,446,741.85/141,109.89
  6. Step 6: Final answer
    x = 154,790.34

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