Home / 54,884.45-82,342.49-26,820.68

Finding the Fourth Proportional to 54,884.45, 82,342.49 and 26,820.68

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Solution

The fourth proportional to 54,884.45, 82,342.49 and 26,820.68 is: 40,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,884.45 : 82,342.49 = 26,820.68 : x
  2. Step 2: Convert to fraction form
    54,884.45/82,342.49 = 26,820.68/x
  3. Step 3: Cross multiply
    54,884.45x = 82,342.49 × 26,820.68
  4. Step 4: Simplify right side
    54,884.45x = 2,208,481,028.88
  5. Step 5: Solve for x
    x = 2,208,481,028.88/54,884.45
  6. Step 6: Final answer
    x = 40,238.74

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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.