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Finding the Fourth Proportional to 54,893.88, 82,278.60 and 25,250.52

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Solution

The fourth proportional to 54,893.88, 82,278.60 and 25,250.52 is: 37,847.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,893.88 : 82,278.60 = 25,250.52 : x
  2. Step 2: Convert to fraction form
    54,893.88/82,278.60 = 25,250.52/x
  3. Step 3: Cross multiply
    54,893.88x = 82,278.60 × 25,250.52
  4. Step 4: Simplify right side
    54,893.88x = 2,077,577,434.87
  5. Step 5: Solve for x
    x = 2,077,577,434.87/54,893.88
  6. Step 6: Final answer
    x = 37,847.16

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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.