Home / 48,263.20-72,337.20-20,183.20

Finding the Fourth Proportional to 48,263.20, 72,337.20 and 20,183.20

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Solution

The fourth proportional to 48,263.20, 72,337.20 and 20,183.20 is: 30,250.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,263.20 : 72,337.20 = 20,183.20 : x
  2. Step 2: Convert to fraction form
    48,263.20/72,337.20 = 20,183.20/x
  3. Step 3: Cross multiply
    48,263.20x = 72,337.20 × 20,183.20
  4. Step 4: Simplify right side
    48,263.20x = 1,459,996,175.04
  5. Step 5: Solve for x
    x = 1,459,996,175.04/48,263.20
  6. Step 6: Final answer
    x = 30,250.71

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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.