Home / 18,080.10-27,115.79-4,932.54

Finding the Fourth Proportional to 18,080.10, 27,115.79 and 4,932.54

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Solution

The fourth proportional to 18,080.10, 27,115.79 and 4,932.54 is: 7,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.10 : 27,115.79 = 4,932.54 : x
  2. Step 2: Convert to fraction form
    18,080.10/27,115.79 = 4,932.54/x
  3. Step 3: Cross multiply
    18,080.10x = 27,115.79 × 4,932.54
  4. Step 4: Simplify right side
    18,080.10x = 133,749,694.14
  5. Step 5: Solve for x
    x = 133,749,694.14/18,080.10
  6. Step 6: Final answer
    x = 7,397.62

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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.