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Finding the Fourth Proportional to 37,074, 55,611.27 and 9,372

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Solution

The fourth proportional to 37,074, 55,611.27 and 9,372 is: 14,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,074 : 55,611.27 = 9,372 : x
  2. Step 2: Convert to fraction form
    37,074/55,611.27 = 9,372/x
  3. Step 3: Cross multiply
    37,074x = 55,611.27 × 9,372
  4. Step 4: Simplify right side
    37,074x = 521,188,822.44
  5. Step 5: Solve for x
    x = 521,188,822.44/37,074
  6. Step 6: Final answer
    x = 14,058.07

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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.