Home / 50,215.96-75,354.69-20,224.69

Finding the Fourth Proportional to 50,215.96, 75,354.69 and 20,224.69

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Solution

The fourth proportional to 50,215.96, 75,354.69 and 20,224.69 is: 30,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,215.96 : 75,354.69 = 20,224.69 : x
  2. Step 2: Convert to fraction form
    50,215.96/75,354.69 = 20,224.69/x
  3. Step 3: Cross multiply
    50,215.96x = 75,354.69 × 20,224.69
  4. Step 4: Simplify right side
    50,215.96x = 1,524,025,442.86
  5. Step 5: Solve for x
    x = 1,524,025,442.86/50,215.96
  6. Step 6: Final answer
    x = 30,349.43

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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.