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Finding the Fourth Proportional to 89,317.84, 123,258.12 and 49,032.28

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Solution

The fourth proportional to 89,317.84, 123,258.12 and 49,032.28 is: 67,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,317.84 : 123,258.12 = 49,032.28 : x
  2. Step 2: Convert to fraction form
    89,317.84/123,258.12 = 49,032.28/x
  3. Step 3: Cross multiply
    89,317.84x = 123,258.12 × 49,032.28
  4. Step 4: Simplify right side
    89,317.84x = 6,043,626,652.11
  5. Step 5: Solve for x
    x = 6,043,626,652.11/89,317.84
  6. Step 6: Final answer
    x = 67,664.27

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