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Finding the Fourth Proportional to 7,955.23, 10,978.73 and 4,418.46

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Solution

The fourth proportional to 7,955.23, 10,978.73 and 4,418.46 is: 6,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955.23 : 10,978.73 = 4,418.46 : x
  2. Step 2: Convert to fraction form
    7,955.23/10,978.73 = 4,418.46/x
  3. Step 3: Cross multiply
    7,955.23x = 10,978.73 × 4,418.46
  4. Step 4: Simplify right side
    7,955.23x = 48,509,079.36
  5. Step 5: Solve for x
    x = 48,509,079.36/7,955.23
  6. Step 6: Final answer
    x = 6,097.76

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