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Finding the Fourth Proportional to 27,553.94, 38,024.40 and 16,375.94

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Solution

The fourth proportional to 27,553.94, 38,024.40 and 16,375.94 is: 22,598.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,553.94 : 38,024.40 = 16,375.94 : x
  2. Step 2: Convert to fraction form
    27,553.94/38,024.40 = 16,375.94/x
  3. Step 3: Cross multiply
    27,553.94x = 38,024.40 × 16,375.94
  4. Step 4: Simplify right side
    27,553.94x = 622,685,292.94
  5. Step 5: Solve for x
    x = 622,685,292.94/27,553.94
  6. Step 6: Final answer
    x = 22,598.78

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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.