Home / 48,830.67-73,249.65-20,747.55

Finding the Fourth Proportional to 48,830.67, 73,249.65 and 20,747.55

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Solution

The fourth proportional to 48,830.67, 73,249.65 and 20,747.55 is: 31,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,830.67 : 73,249.65 = 20,747.55 : x
  2. Step 2: Convert to fraction form
    48,830.67/73,249.65 = 20,747.55/x
  3. Step 3: Cross multiply
    48,830.67x = 73,249.65 × 20,747.55
  4. Step 4: Simplify right side
    48,830.67x = 1,519,750,775.86
  5. Step 5: Solve for x
    x = 1,519,750,775.86/48,830.67
  6. Step 6: Final answer
    x = 31,122.87

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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.