Home / 50,121.23-69,155.12-27,765.23

Finding the Fourth Proportional to 50,121.23, 69,155.12 and 27,765.23

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Solution

The fourth proportional to 50,121.23, 69,155.12 and 27,765.23 is: 38,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,121.23 : 69,155.12 = 27,765.23 : x
  2. Step 2: Convert to fraction form
    50,121.23/69,155.12 = 27,765.23/x
  3. Step 3: Cross multiply
    50,121.23x = 69,155.12 × 27,765.23
  4. Step 4: Simplify right side
    50,121.23x = 1,920,107,673.65
  5. Step 5: Solve for x
    x = 1,920,107,673.65/50,121.23
  6. Step 6: Final answer
    x = 38,309.27

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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.