Home / 54,135.33-74,706.85-30,261.98

Finding the Fourth Proportional to 54,135.33, 74,706.85 and 30,261.98

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Solution

The fourth proportional to 54,135.33, 74,706.85 and 30,261.98 is: 41,761.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,135.33 : 74,706.85 = 30,261.98 : x
  2. Step 2: Convert to fraction form
    54,135.33/74,706.85 = 30,261.98/x
  3. Step 3: Cross multiply
    54,135.33x = 74,706.85 × 30,261.98
  4. Step 4: Simplify right side
    54,135.33x = 2,260,777,200.56
  5. Step 5: Solve for x
    x = 2,260,777,200.56/54,135.33
  6. Step 6: Final answer
    x = 41,761.59

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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.