Home / 50,134.01-75,210.50-20,150.58

Finding the Fourth Proportional to 50,134.01, 75,210.50 and 20,150.58

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Solution

The fourth proportional to 50,134.01, 75,210.50 and 20,150.58 is: 30,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,134.01 : 75,210.50 = 20,150.58 : x
  2. Step 2: Convert to fraction form
    50,134.01/75,210.50 = 20,150.58/x
  3. Step 3: Cross multiply
    50,134.01x = 75,210.50 × 20,150.58
  4. Step 4: Simplify right side
    50,134.01x = 1,515,535,197.09
  5. Step 5: Solve for x
    x = 1,515,535,197.09/50,134.01
  6. Step 6: Final answer
    x = 30,229.69

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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.