Home / 49,021.20-73,531.80-47,927.70

Finding the Fourth Proportional to 49,021.20, 73,531.80 and 47,927.70

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Solution

The fourth proportional to 49,021.20, 73,531.80 and 47,927.70 is: 71,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,021.20 : 73,531.80 = 47,927.70 : x
  2. Step 2: Convert to fraction form
    49,021.20/73,531.80 = 47,927.70/x
  3. Step 3: Cross multiply
    49,021.20x = 73,531.80 × 47,927.70
  4. Step 4: Simplify right side
    49,021.20x = 3,524,210,050.86
  5. Step 5: Solve for x
    x = 3,524,210,050.86/49,021.20
  6. Step 6: Final answer
    x = 71,891.55

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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.