Home / 80,763.96-121,163.20-24,608.55

Finding the Fourth Proportional to 80,763.96, 121,163.20 and 24,608.55

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Solution

The fourth proportional to 80,763.96, 121,163.20 and 24,608.55 is: 36,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,763.96 : 121,163.20 = 24,608.55 : x
  2. Step 2: Convert to fraction form
    80,763.96/121,163.20 = 24,608.55/x
  3. Step 3: Cross multiply
    80,763.96x = 121,163.20 × 24,608.55
  4. Step 4: Simplify right side
    80,763.96x = 2,981,650,717.43
  5. Step 5: Solve for x
    x = 2,981,650,717.43/80,763.96
  6. Step 6: Final answer
    x = 36,918.08

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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.