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Finding the Fourth Proportional to 82,281.84, 123,258.32 and 37,847.68

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Solution

The fourth proportional to 82,281.84, 123,258.32 and 37,847.68 is: 56,695.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,281.84 : 123,258.32 = 37,847.68 : x
  2. Step 2: Convert to fraction form
    82,281.84/123,258.32 = 37,847.68/x
  3. Step 3: Cross multiply
    82,281.84x = 123,258.32 × 37,847.68
  4. Step 4: Simplify right side
    82,281.84x = 4,665,041,452.70
  5. Step 5: Solve for x
    x = 4,665,041,452.70/82,281.84
  6. Step 6: Final answer
    x = 56,695.88

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