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Finding the Fourth Proportional to 37,081, 55,627.26 and 12,462.76

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Solution

The fourth proportional to 37,081, 55,627.26 and 12,462.76 is: 18,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,081 : 55,627.26 = 12,462.76 : x
  2. Step 2: Convert to fraction form
    37,081/55,627.26 = 12,462.76/x
  3. Step 3: Cross multiply
    37,081x = 55,627.26 × 12,462.76
  4. Step 4: Simplify right side
    37,081x = 693,269,190.84
  5. Step 5: Solve for x
    x = 693,269,190.84/37,081
  6. Step 6: Final answer
    x = 18,696.08

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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.