Home / 36,161.16-49,901.88-20,245.56

Finding the Fourth Proportional to 36,161.16, 49,901.88 and 20,245.56

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Solution

The fourth proportional to 36,161.16, 49,901.88 and 20,245.56 is: 27,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,161.16 : 49,901.88 = 20,245.56 : x
  2. Step 2: Convert to fraction form
    36,161.16/49,901.88 = 20,245.56/x
  3. Step 3: Cross multiply
    36,161.16x = 49,901.88 × 20,245.56
  4. Step 4: Simplify right side
    36,161.16x = 1,010,291,505.65
  5. Step 5: Solve for x
    x = 1,010,291,505.65/36,161.16
  6. Step 6: Final answer
    x = 27,938.58

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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.