Home / 54,902.20-82,353.30-15,460.60

Finding the Fourth Proportional to 54,902.20, 82,353.30 and 15,460.60

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Solution

The fourth proportional to 54,902.20, 82,353.30 and 15,460.60 is: 23,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,902.20 : 82,353.30 = 15,460.60 : x
  2. Step 2: Convert to fraction form
    54,902.20/82,353.30 = 15,460.60/x
  3. Step 3: Cross multiply
    54,902.20x = 82,353.30 × 15,460.60
  4. Step 4: Simplify right side
    54,902.20x = 1,273,231,429.98
  5. Step 5: Solve for x
    x = 1,273,231,429.98/54,902.20
  6. Step 6: Final answer
    x = 23,190.90

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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.