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Finding the Fourth Proportional to 141,055.80, 211,443.54 and 70,720.44

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Solution

The fourth proportional to 141,055.80, 211,443.54 and 70,720.44 is: 106,010.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,055.80 : 211,443.54 = 70,720.44 : x
  2. Step 2: Convert to fraction form
    141,055.80/211,443.54 = 70,720.44/x
  3. Step 3: Cross multiply
    141,055.80x = 211,443.54 × 70,720.44
  4. Step 4: Simplify right side
    141,055.80x = 14,953,380,183.96
  5. Step 5: Solve for x
    x = 14,953,380,183.96/141,055.80
  6. Step 6: Final answer
    x = 106,010.39

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