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Finding the Fourth Proportional to 54,567.88, 81,865.18 and 19,024.27

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Solution

The fourth proportional to 54,567.88, 81,865.18 and 19,024.27 is: 28,541.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,567.88 : 81,865.18 = 19,024.27 : x
  2. Step 2: Convert to fraction form
    54,567.88/81,865.18 = 19,024.27/x
  3. Step 3: Cross multiply
    54,567.88x = 81,865.18 × 19,024.27
  4. Step 4: Simplify right side
    54,567.88x = 1,557,425,107.04
  5. Step 5: Solve for x
    x = 1,557,425,107.04/54,567.88
  6. Step 6: Final answer
    x = 28,541.06

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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.