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Finding the Fourth Proportional to 71,211.40, 106,826.70 and 24,478.60

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Solution

The fourth proportional to 71,211.40, 106,826.70 and 24,478.60 is: 36,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,211.40 : 106,826.70 = 24,478.60 : x
  2. Step 2: Convert to fraction form
    71,211.40/106,826.70 = 24,478.60/x
  3. Step 3: Cross multiply
    71,211.40x = 106,826.70 × 24,478.60
  4. Step 4: Simplify right side
    71,211.40x = 2,614,968,058.62
  5. Step 5: Solve for x
    x = 2,614,968,058.62/71,211.40
  6. Step 6: Final answer
    x = 36,721.20

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