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Finding the Fourth Proportional to 55,593.82, 83,404.01 and 18,153.97

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Solution

The fourth proportional to 55,593.82, 83,404.01 and 18,153.97 is: 27,235.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,593.82 : 83,404.01 = 18,153.97 : x
  2. Step 2: Convert to fraction form
    55,593.82/83,404.01 = 18,153.97/x
  3. Step 3: Cross multiply
    55,593.82x = 83,404.01 × 18,153.97
  4. Step 4: Simplify right side
    55,593.82x = 1,514,113,732.29
  5. Step 5: Solve for x
    x = 1,514,113,732.29/55,593.82
  6. Step 6: Final answer
    x = 27,235.29

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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.