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Finding the Fourth Proportional to 54,483.75, 81,730.32 and 15,040.86

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Solution

The fourth proportional to 54,483.75, 81,730.32 and 15,040.86 is: 22,562.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,483.75 : 81,730.32 = 15,040.86 : x
  2. Step 2: Convert to fraction form
    54,483.75/81,730.32 = 15,040.86/x
  3. Step 3: Cross multiply
    54,483.75x = 81,730.32 × 15,040.86
  4. Step 4: Simplify right side
    54,483.75x = 1,229,294,300.88
  5. Step 5: Solve for x
    x = 1,229,294,300.88/54,483.75
  6. Step 6: Final answer
    x = 22,562.59

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