Home / 50,025.58-75,010.68-20,464.18

Finding the Fourth Proportional to 50,025.58, 75,010.68 and 20,464.18

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Solution

The fourth proportional to 50,025.58, 75,010.68 and 20,464.18 is: 30,684.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,025.58 : 75,010.68 = 20,464.18 : x
  2. Step 2: Convert to fraction form
    50,025.58/75,010.68 = 20,464.18/x
  3. Step 3: Cross multiply
    50,025.58x = 75,010.68 × 20,464.18
  4. Step 4: Simplify right side
    50,025.58x = 1,535,032,151.21
  5. Step 5: Solve for x
    x = 1,535,032,151.21/50,025.58
  6. Step 6: Final answer
    x = 30,684.94

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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.