Home / 37,104.99-55,664.32-12,146.43

Finding the Fourth Proportional to 37,104.99, 55,664.32 and 12,146.43

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Solution

The fourth proportional to 37,104.99, 55,664.32 and 12,146.43 is: 18,221.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,104.99 : 55,664.32 = 12,146.43 : x
  2. Step 2: Convert to fraction form
    37,104.99/55,664.32 = 12,146.43/x
  3. Step 3: Cross multiply
    37,104.99x = 55,664.32 × 12,146.43
  4. Step 4: Simplify right side
    37,104.99x = 676,122,766.38
  5. Step 5: Solve for x
    x = 676,122,766.38/37,104.99
  6. Step 6: Final answer
    x = 18,221.88

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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.