Home / 50,494.20-75,741.30-38,101.20

Finding the Fourth Proportional to 50,494.20, 75,741.30 and 38,101.20

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Solution

The fourth proportional to 50,494.20, 75,741.30 and 38,101.20 is: 57,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,494.20 : 75,741.30 = 38,101.20 : x
  2. Step 2: Convert to fraction form
    50,494.20/75,741.30 = 38,101.20/x
  3. Step 3: Cross multiply
    50,494.20x = 75,741.30 × 38,101.20
  4. Step 4: Simplify right side
    50,494.20x = 2,885,834,419.56
  5. Step 5: Solve for x
    x = 2,885,834,419.56/50,494.20
  6. Step 6: Final answer
    x = 57,151.80

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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.