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Finding the Fourth Proportional to 2,742.86, 4,111.86 and 2,096.48

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Solution

The fourth proportional to 2,742.86, 4,111.86 and 2,096.48 is: 3,142.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.86 : 4,111.86 = 2,096.48 : x
  2. Step 2: Convert to fraction form
    2,742.86/4,111.86 = 2,096.48/x
  3. Step 3: Cross multiply
    2,742.86x = 4,111.86 × 2,096.48
  4. Step 4: Simplify right side
    2,742.86x = 8,620,432.25
  5. Step 5: Solve for x
    x = 8,620,432.25/2,742.86
  6. Step 6: Final answer
    x = 3,142.86

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