Home / 37,099.86-51,196.92-20,103.38

Finding the Fourth Proportional to 37,099.86, 51,196.92 and 20,103.38

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Solution

The fourth proportional to 37,099.86, 51,196.92 and 20,103.38 is: 27,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.86 : 51,196.92 = 20,103.38 : x
  2. Step 2: Convert to fraction form
    37,099.86/51,196.92 = 20,103.38/x
  3. Step 3: Cross multiply
    37,099.86x = 51,196.92 × 20,103.38
  4. Step 4: Simplify right side
    37,099.86x = 1,029,231,137.59
  5. Step 5: Solve for x
    x = 1,029,231,137.59/37,099.86
  6. Step 6: Final answer
    x = 27,742.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.