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Finding the Fourth Proportional to 71,305.84, 106,525.40 and 46,140.88

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Solution

The fourth proportional to 71,305.84, 106,525.40 and 46,140.88 is: 68,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,305.84 : 106,525.40 = 46,140.88 : x
  2. Step 2: Convert to fraction form
    71,305.84/106,525.40 = 46,140.88/x
  3. Step 3: Cross multiply
    71,305.84x = 106,525.40 × 46,140.88
  4. Step 4: Simplify right side
    71,305.84x = 4,915,175,698.35
  5. Step 5: Solve for x
    x = 4,915,175,698.35/71,305.84
  6. Step 6: Final answer
    x = 68,930.90

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