Home / 37,105.74-55,652.58-12,145.41

Finding the Fourth Proportional to 37,105.74, 55,652.58 and 12,145.41

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Solution

The fourth proportional to 37,105.74, 55,652.58 and 12,145.41 is: 18,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,105.74 : 55,652.58 = 12,145.41 : x
  2. Step 2: Convert to fraction form
    37,105.74/55,652.58 = 12,145.41/x
  3. Step 3: Cross multiply
    37,105.74x = 55,652.58 × 12,145.41
  4. Step 4: Simplify right side
    37,105.74x = 675,923,401.66
  5. Step 5: Solve for x
    x = 675,923,401.66/37,105.74
  6. Step 6: Final answer
    x = 18,216.14

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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.