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Finding the Fourth Proportional to 54,483.64, 81,727.72 and 17,044.43

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Solution

The fourth proportional to 54,483.64, 81,727.72 and 17,044.43 is: 25,567.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,483.64 : 81,727.72 = 17,044.43 : x
  2. Step 2: Convert to fraction form
    54,483.64/81,727.72 = 17,044.43/x
  3. Step 3: Cross multiply
    54,483.64x = 81,727.72 × 17,044.43
  4. Step 4: Simplify right side
    54,483.64x = 1,393,001,951.35
  5. Step 5: Solve for x
    x = 1,393,001,951.35/54,483.64
  6. Step 6: Final answer
    x = 25,567.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.