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Finding the Fourth Proportional to 140,720.22, 211,023.63 and 50,737.32

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Solution

The fourth proportional to 140,720.22, 211,023.63 and 50,737.32 is: 76,085.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,720.22 : 211,023.63 = 50,737.32 : x
  2. Step 2: Convert to fraction form
    140,720.22/211,023.63 = 50,737.32/x
  3. Step 3: Cross multiply
    140,720.22x = 211,023.63 × 50,737.32
  4. Step 4: Simplify right side
    140,720.22x = 10,706,773,442.87
  5. Step 5: Solve for x
    x = 10,706,773,442.87/140,720.22
  6. Step 6: Final answer
    x = 76,085.54

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