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Finding the Fourth Proportional to 9,570.25, 13,201.44 and 5,978.98

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Solution

The fourth proportional to 9,570.25, 13,201.44 and 5,978.98 is: 8,247.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570.25 : 13,201.44 = 5,978.98 : x
  2. Step 2: Convert to fraction form
    9,570.25/13,201.44 = 5,978.98/x
  3. Step 3: Cross multiply
    9,570.25x = 13,201.44 × 5,978.98
  4. Step 4: Simplify right side
    9,570.25x = 78,931,145.73
  5. Step 5: Solve for x
    x = 78,931,145.73/9,570.25
  6. Step 6: Final answer
    x = 8,247.55

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