Home / 50,025.96-75,011.24-20,464.56

Finding the Fourth Proportional to 50,025.96, 75,011.24 and 20,464.56

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Solution

The fourth proportional to 50,025.96, 75,011.24 and 20,464.56 is: 30,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,025.96 : 75,011.24 = 20,464.56 : x
  2. Step 2: Convert to fraction form
    50,025.96/75,011.24 = 20,464.56/x
  3. Step 3: Cross multiply
    50,025.96x = 75,011.24 × 20,464.56
  4. Step 4: Simplify right side
    50,025.96x = 1,535,072,072.82
  5. Step 5: Solve for x
    x = 1,535,072,072.82/50,025.96
  6. Step 6: Final answer
    x = 30,685.51

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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.