Home / 54,414.84-75,091.44-30,539.64

Finding the Fourth Proportional to 54,414.84, 75,091.44 and 30,539.64

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Solution

The fourth proportional to 54,414.84, 75,091.44 and 30,539.64 is: 42,144.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,414.84 : 75,091.44 = 30,539.64 : x
  2. Step 2: Convert to fraction form
    54,414.84/75,091.44 = 30,539.64/x
  3. Step 3: Cross multiply
    54,414.84x = 75,091.44 × 30,539.64
  4. Step 4: Simplify right side
    54,414.84x = 2,293,265,544.68
  5. Step 5: Solve for x
    x = 2,293,265,544.68/54,414.84
  6. Step 6: Final answer
    x = 42,144.12

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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.