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Finding the Fourth Proportional to 27,137.79, 37,468.42 and 16,944.34

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Solution

The fourth proportional to 27,137.79, 37,468.42 and 16,944.34 is: 23,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137.79 : 37,468.42 = 16,944.34 : x
  2. Step 2: Convert to fraction form
    27,137.79/37,468.42 = 16,944.34/x
  3. Step 3: Cross multiply
    27,137.79x = 37,468.42 × 16,944.34
  4. Step 4: Simplify right side
    27,137.79x = 634,877,375.68
  5. Step 5: Solve for x
    x = 634,877,375.68/27,137.79
  6. Step 6: Final answer
    x = 23,394.59

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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.