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Finding the Fourth Proportional to 37,172.33, 55,746.75 and 12,208.27

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Solution

The fourth proportional to 37,172.33, 55,746.75 and 12,208.27 is: 18,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,172.33 : 55,746.75 = 12,208.27 : x
  2. Step 2: Convert to fraction form
    37,172.33/55,746.75 = 12,208.27/x
  3. Step 3: Cross multiply
    37,172.33x = 55,746.75 × 12,208.27
  4. Step 4: Simplify right side
    37,172.33x = 680,571,375.62
  5. Step 5: Solve for x
    x = 680,571,375.62/37,172.33
  6. Step 6: Final answer
    x = 18,308.55

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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.