Home / 54,261.82-74,882.64-30,393.35

Finding the Fourth Proportional to 54,261.82, 74,882.64 and 30,393.35

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Solution

The fourth proportional to 54,261.82, 74,882.64 and 30,393.35 is: 41,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,261.82 : 74,882.64 = 30,393.35 : x
  2. Step 2: Convert to fraction form
    54,261.82/74,882.64 = 30,393.35/x
  3. Step 3: Cross multiply
    54,261.82x = 74,882.64 × 30,393.35
  4. Step 4: Simplify right side
    54,261.82x = 2,275,934,286.44
  5. Step 5: Solve for x
    x = 2,275,934,286.44/54,261.82
  6. Step 6: Final answer
    x = 41,943.57

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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.