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Finding the Fourth Proportional to 37,286, 55,887.92 and 15,085.52

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Solution

The fourth proportional to 37,286, 55,887.92 and 15,085.52 is: 22,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,286 : 55,887.92 = 15,085.52 : x
  2. Step 2: Convert to fraction form
    37,286/55,887.92 = 15,085.52/x
  3. Step 3: Cross multiply
    37,286x = 55,887.92 × 15,085.52
  4. Step 4: Simplify right side
    37,286x = 843,098,334.92
  5. Step 5: Solve for x
    x = 843,098,334.92/37,286
  6. Step 6: Final answer
    x = 22,611.66

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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.