Home / 36,292.88-50,083.80-20,376.96

Finding the Fourth Proportional to 36,292.88, 50,083.80 and 20,376.96

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Solution

The fourth proportional to 36,292.88, 50,083.80 and 20,376.96 is: 28,119.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,292.88 : 50,083.80 = 20,376.96 : x
  2. Step 2: Convert to fraction form
    36,292.88/50,083.80 = 20,376.96/x
  3. Step 3: Cross multiply
    36,292.88x = 50,083.80 × 20,376.96
  4. Step 4: Simplify right side
    36,292.88x = 1,020,555,589.25
  5. Step 5: Solve for x
    x = 1,020,555,589.25/36,292.88
  6. Step 6: Final answer
    x = 28,119.99

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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.