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Finding the Fourth Proportional to 109,006.92, 163,573.14 and 45,821.64

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Solution

The fourth proportional to 109,006.92, 163,573.14 and 45,821.64 is: 68,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,006.92 : 163,573.14 = 45,821.64 : x
  2. Step 2: Convert to fraction form
    109,006.92/163,573.14 = 45,821.64/x
  3. Step 3: Cross multiply
    109,006.92x = 163,573.14 × 45,821.64
  4. Step 4: Simplify right side
    109,006.92x = 7,495,189,534.75
  5. Step 5: Solve for x
    x = 7,495,189,534.75/109,006.92
  6. Step 6: Final answer
    x = 68,758.84

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