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Finding the Fourth Proportional to 48,575.17, 72,856.68 and 13,517.56

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Solution

The fourth proportional to 48,575.17, 72,856.68 and 13,517.56 is: 20,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,575.17 : 72,856.68 = 13,517.56 : x
  2. Step 2: Convert to fraction form
    48,575.17/72,856.68 = 13,517.56/x
  3. Step 3: Cross multiply
    48,575.17x = 72,856.68 × 13,517.56
  4. Step 4: Simplify right side
    48,575.17x = 984,844,543.30
  5. Step 5: Solve for x
    x = 984,844,543.30/48,575.17
  6. Step 6: Final answer
    x = 20,274.65

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