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Finding the Fourth Proportional to 19,295.13, 28,922.20 and 9,293.64

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Solution

The fourth proportional to 19,295.13, 28,922.20 and 9,293.64 is: 13,930.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.13 : 28,922.20 = 9,293.64 : x
  2. Step 2: Convert to fraction form
    19,295.13/28,922.20 = 9,293.64/x
  3. Step 3: Cross multiply
    19,295.13x = 28,922.20 × 9,293.64
  4. Step 4: Simplify right side
    19,295.13x = 268,792,514.81
  5. Step 5: Solve for x
    x = 268,792,514.81/19,295.13
  6. Step 6: Final answer
    x = 13,930.59

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