Home / 36,076.43-49,785.32-20,160.87

Finding the Fourth Proportional to 36,076.43, 49,785.32 and 20,160.87

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Solution

The fourth proportional to 36,076.43, 49,785.32 and 20,160.87 is: 27,821.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,076.43 : 49,785.32 = 20,160.87 : x
  2. Step 2: Convert to fraction form
    36,076.43/49,785.32 = 20,160.87/x
  3. Step 3: Cross multiply
    36,076.43x = 49,785.32 × 20,160.87
  4. Step 4: Simplify right side
    36,076.43x = 1,003,715,263.62
  5. Step 5: Solve for x
    x = 1,003,715,263.62/36,076.43
  6. Step 6: Final answer
    x = 27,821.92

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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.