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Finding the Fourth Proportional to 19,034.55, 28,497.15 and 11,653.43

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Solution

The fourth proportional to 19,034.55, 28,497.15 and 11,653.43 is: 17,446.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.55 : 28,497.15 = 11,653.43 : x
  2. Step 2: Convert to fraction form
    19,034.55/28,497.15 = 11,653.43/x
  3. Step 3: Cross multiply
    19,034.55x = 28,497.15 × 11,653.43
  4. Step 4: Simplify right side
    19,034.55x = 332,089,400.24
  5. Step 5: Solve for x
    x = 332,089,400.24/19,034.55
  6. Step 6: Final answer
    x = 17,446.66

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