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Finding the Fourth Proportional to 48,396.68, 72,599.51 and 18,816.76

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Solution

The fourth proportional to 48,396.68, 72,599.51 and 18,816.76 is: 28,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,396.68 : 72,599.51 = 18,816.76 : x
  2. Step 2: Convert to fraction form
    48,396.68/72,599.51 = 18,816.76/x
  3. Step 3: Cross multiply
    48,396.68x = 72,599.51 × 18,816.76
  4. Step 4: Simplify right side
    48,396.68x = 1,366,087,555.79
  5. Step 5: Solve for x
    x = 1,366,087,555.79/48,396.68
  6. Step 6: Final answer
    x = 28,226.89

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