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Finding the Fourth Proportional to 27,469, 37,907.22 and 14,893.75

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Solution

The fourth proportional to 27,469, 37,907.22 and 14,893.75 is: 20,553.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,469 : 37,907.22 = 14,893.75 : x
  2. Step 2: Convert to fraction form
    27,469/37,907.22 = 14,893.75/x
  3. Step 3: Cross multiply
    27,469x = 37,907.22 × 14,893.75
  4. Step 4: Simplify right side
    27,469x = 564,580,657.88
  5. Step 5: Solve for x
    x = 564,580,657.88/27,469
  6. Step 6: Final answer
    x = 20,553.38

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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.