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Finding the Fourth Proportional to 27,391.98, 37,801.11 and 16,058.94

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Solution

The fourth proportional to 27,391.98, 37,801.11 and 16,058.94 is: 22,161.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,391.98 : 37,801.11 = 16,058.94 : x
  2. Step 2: Convert to fraction form
    27,391.98/37,801.11 = 16,058.94/x
  3. Step 3: Cross multiply
    27,391.98x = 37,801.11 × 16,058.94
  4. Step 4: Simplify right side
    27,391.98x = 607,045,757.42
  5. Step 5: Solve for x
    x = 607,045,757.42/27,391.98
  6. Step 6: Final answer
    x = 22,161.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.