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Finding the Fourth Proportional to 10,405.52, 15,608.73 and 3,010.72

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Solution

The fourth proportional to 10,405.52, 15,608.73 and 3,010.72 is: 4,516.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405.52 : 15,608.73 = 3,010.72 : x
  2. Step 2: Convert to fraction form
    10,405.52/15,608.73 = 3,010.72/x
  3. Step 3: Cross multiply
    10,405.52x = 15,608.73 × 3,010.72
  4. Step 4: Simplify right side
    10,405.52x = 46,993,515.59
  5. Step 5: Solve for x
    x = 46,993,515.59/10,405.52
  6. Step 6: Final answer
    x = 4,516.21

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