Home / 50,198.76-75,285.51-20,624.76

Finding the Fourth Proportional to 50,198.76, 75,285.51 and 20,624.76

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Solution

The fourth proportional to 50,198.76, 75,285.51 and 20,624.76 is: 30,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,198.76 : 75,285.51 = 20,624.76 : x
  2. Step 2: Convert to fraction form
    50,198.76/75,285.51 = 20,624.76/x
  3. Step 3: Cross multiply
    50,198.76x = 75,285.51 × 20,624.76
  4. Step 4: Simplify right side
    50,198.76x = 1,552,745,575.23
  5. Step 5: Solve for x
    x = 1,552,745,575.23/50,198.76
  6. Step 6: Final answer
    x = 30,931.95

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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.