Home / 36,280.96-50,069.04-21,183.28

Finding the Fourth Proportional to 36,280.96, 50,069.04 and 21,183.28

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Solution

The fourth proportional to 36,280.96, 50,069.04 and 21,183.28 is: 29,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280.96 : 50,069.04 = 21,183.28 : x
  2. Step 2: Convert to fraction form
    36,280.96/50,069.04 = 21,183.28/x
  3. Step 3: Cross multiply
    36,280.96x = 50,069.04 × 21,183.28
  4. Step 4: Simplify right side
    36,280.96x = 1,060,626,493.65
  5. Step 5: Solve for x
    x = 1,060,626,493.65/36,280.96
  6. Step 6: Final answer
    x = 29,233.69

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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.