Home / 36,116.38-49,840.95-20,201.68

Finding the Fourth Proportional to 36,116.38, 49,840.95 and 20,201.68

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Solution

The fourth proportional to 36,116.38, 49,840.95 and 20,201.68 is: 27,878.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.38 : 49,840.95 = 20,201.68 : x
  2. Step 2: Convert to fraction form
    36,116.38/49,840.95 = 20,201.68/x
  3. Step 3: Cross multiply
    36,116.38x = 49,840.95 × 20,201.68
  4. Step 4: Simplify right side
    36,116.38x = 1,006,870,922.80
  5. Step 5: Solve for x
    x = 1,006,870,922.80/36,116.38
  6. Step 6: Final answer
    x = 27,878.51

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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.