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Finding the Fourth Proportional to 83,108.58, 124,658.55 and 26,947.86

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Solution

The fourth proportional to 83,108.58, 124,658.55 and 26,947.86 is: 40,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,108.58 : 124,658.55 = 26,947.86 : x
  2. Step 2: Convert to fraction form
    83,108.58/124,658.55 = 26,947.86/x
  3. Step 3: Cross multiply
    83,108.58x = 124,658.55 × 26,947.86
  4. Step 4: Simplify right side
    83,108.58x = 3,359,281,153.20
  5. Step 5: Solve for x
    x = 3,359,281,153.20/83,108.58
  6. Step 6: Final answer
    x = 40,420.39

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