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Finding the Fourth Proportional to 37,806.36, 56,712.15 and 12,836.22

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Solution

The fourth proportional to 37,806.36, 56,712.15 and 12,836.22 is: 19,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,806.36 : 56,712.15 = 12,836.22 : x
  2. Step 2: Convert to fraction form
    37,806.36/56,712.15 = 12,836.22/x
  3. Step 3: Cross multiply
    37,806.36x = 56,712.15 × 12,836.22
  4. Step 4: Simplify right side
    37,806.36x = 727,969,634.07
  5. Step 5: Solve for x
    x = 727,969,634.07/37,806.36
  6. Step 6: Final answer
    x = 19,255.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.