Home / 50,820.40-76,230.60-33,105.70

Finding the Fourth Proportional to 50,820.40, 76,230.60 and 33,105.70

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Solution

The fourth proportional to 50,820.40, 76,230.60 and 33,105.70 is: 49,658.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,820.40 : 76,230.60 = 33,105.70 : x
  2. Step 2: Convert to fraction form
    50,820.40/76,230.60 = 33,105.70/x
  3. Step 3: Cross multiply
    50,820.40x = 76,230.60 × 33,105.70
  4. Step 4: Simplify right side
    50,820.40x = 2,523,667,374.42
  5. Step 5: Solve for x
    x = 2,523,667,374.42/50,820.40
  6. Step 6: Final answer
    x = 49,658.55

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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.