Home / 53,772.98-80,589.39-27,455.54

Finding the Fourth Proportional to 53,772.98, 80,589.39 and 27,455.54

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Solution

The fourth proportional to 53,772.98, 80,589.39 and 27,455.54 is: 41,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,772.98 : 80,589.39 = 27,455.54 : x
  2. Step 2: Convert to fraction form
    53,772.98/80,589.39 = 27,455.54/x
  3. Step 3: Cross multiply
    53,772.98x = 80,589.39 × 27,455.54
  4. Step 4: Simplify right side
    53,772.98x = 2,212,625,220.72
  5. Step 5: Solve for x
    x = 2,212,625,220.72/53,772.98
  6. Step 6: Final answer
    x = 41,147.53

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1.5x scale

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.