Home / 70,793.24-106,177.28-20,195.76

Finding the Fourth Proportional to 70,793.24, 106,177.28 and 20,195.76

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Solution

The fourth proportional to 70,793.24, 106,177.28 and 20,195.76 is: 30,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,793.24 : 106,177.28 = 20,195.76 : x
  2. Step 2: Convert to fraction form
    70,793.24/106,177.28 = 20,195.76/x
  3. Step 3: Cross multiply
    70,793.24x = 106,177.28 × 20,195.76
  4. Step 4: Simplify right side
    70,793.24x = 2,144,330,864.33
  5. Step 5: Solve for x
    x = 2,144,330,864.33/70,793.24
  6. Step 6: Final answer
    x = 30,290.05

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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.