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Finding the Fourth Proportional to 7,301.88, 10,947.42 and 5,300.82

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Solution

The fourth proportional to 7,301.88, 10,947.42 and 5,300.82 is: 7,947.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.88 : 10,947.42 = 5,300.82 : x
  2. Step 2: Convert to fraction form
    7,301.88/10,947.42 = 5,300.82/x
  3. Step 3: Cross multiply
    7,301.88x = 10,947.42 × 5,300.82
  4. Step 4: Simplify right side
    7,301.88x = 58,030,302.88
  5. Step 5: Solve for x
    x = 58,030,302.88/7,301.88
  6. Step 6: Final answer
    x = 7,947.31

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