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Finding the Fourth Proportional to 104,774.16, 144,593.44 and 61,766.40

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Solution

The fourth proportional to 104,774.16, 144,593.44 and 61,766.40 is: 85,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,774.16 : 144,593.44 = 61,766.40 : x
  2. Step 2: Convert to fraction form
    104,774.16/144,593.44 = 61,766.40/x
  3. Step 3: Cross multiply
    104,774.16x = 144,593.44 × 61,766.40
  4. Step 4: Simplify right side
    104,774.16x = 8,931,016,252.42
  5. Step 5: Solve for x
    x = 8,931,016,252.42/104,774.16
  6. Step 6: Final answer
    x = 85,240.64

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