Home / 37,175.92-51,301.02-20,179.78

Finding the Fourth Proportional to 37,175.92, 51,301.02 and 20,179.78

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Solution

The fourth proportional to 37,175.92, 51,301.02 and 20,179.78 is: 27,847.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,175.92 : 51,301.02 = 20,179.78 : x
  2. Step 2: Convert to fraction form
    37,175.92/51,301.02 = 20,179.78/x
  3. Step 3: Cross multiply
    37,175.92x = 51,301.02 × 20,179.78
  4. Step 4: Simplify right side
    37,175.92x = 1,035,243,297.38
  5. Step 5: Solve for x
    x = 1,035,243,297.38/37,175.92
  6. Step 6: Final answer
    x = 27,847.15

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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.