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Finding the Fourth Proportional to 51,798.54, 71,488.31 and 29,138.49

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Solution

The fourth proportional to 51,798.54, 71,488.31 and 29,138.49 is: 40,214.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,798.54 : 71,488.31 = 29,138.49 : x
  2. Step 2: Convert to fraction form
    51,798.54/71,488.31 = 29,138.49/x
  3. Step 3: Cross multiply
    51,798.54x = 71,488.31 × 29,138.49
  4. Step 4: Simplify right side
    51,798.54x = 2,083,061,048.61
  5. Step 5: Solve for x
    x = 2,083,061,048.61/51,798.54
  6. Step 6: Final answer
    x = 40,214.67

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