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Finding the Fourth Proportional to 10,845.27, 14,978.81 and 7,302.33

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Solution

The fourth proportional to 10,845.27, 14,978.81 and 7,302.33 is: 10,085.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.27 : 14,978.81 = 7,302.33 : x
  2. Step 2: Convert to fraction form
    10,845.27/14,978.81 = 7,302.33/x
  3. Step 3: Cross multiply
    10,845.27x = 14,978.81 × 7,302.33
  4. Step 4: Simplify right side
    10,845.27x = 109,380,231.88
  5. Step 5: Solve for x
    x = 109,380,231.88/10,845.27
  6. Step 6: Final answer
    x = 10,085.52

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