Home / 55,757.44-76,943.55-30,262.60

Finding the Fourth Proportional to 55,757.44, 76,943.55 and 30,262.60

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Solution

The fourth proportional to 55,757.44, 76,943.55 and 30,262.60 is: 41,761.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,757.44 : 76,943.55 = 30,262.60 : x
  2. Step 2: Convert to fraction form
    55,757.44/76,943.55 = 30,262.60/x
  3. Step 3: Cross multiply
    55,757.44x = 76,943.55 × 30,262.60
  4. Step 4: Simplify right side
    55,757.44x = 2,328,511,876.23
  5. Step 5: Solve for x
    x = 2,328,511,876.23/55,757.44
  6. Step 6: Final answer
    x = 41,761.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.