Home / 83,441.43-125,160.99-20,262.03

Finding the Fourth Proportional to 83,441.43, 125,160.99 and 20,262.03

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Solution

The fourth proportional to 83,441.43, 125,160.99 and 20,262.03 is: 30,392.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,441.43 : 125,160.99 = 20,262.03 : x
  2. Step 2: Convert to fraction form
    83,441.43/125,160.99 = 20,262.03/x
  3. Step 3: Cross multiply
    83,441.43x = 125,160.99 × 20,262.03
  4. Step 4: Simplify right side
    83,441.43x = 2,536,015,734.21
  5. Step 5: Solve for x
    x = 2,536,015,734.21/83,441.43
  6. Step 6: Final answer
    x = 30,392.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.