Home / 54,856.14-82,284.57-15,414

Finding the Fourth Proportional to 54,856.14, 82,284.57 and 15,414

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Solution

The fourth proportional to 54,856.14, 82,284.57 and 15,414 is: 23,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856.14 : 82,284.57 = 15,414 : x
  2. Step 2: Convert to fraction form
    54,856.14/82,284.57 = 15,414/x
  3. Step 3: Cross multiply
    54,856.14x = 82,284.57 × 15,414
  4. Step 4: Simplify right side
    54,856.14x = 1,268,334,361.98
  5. Step 5: Solve for x
    x = 1,268,334,361.98/54,856.14
  6. Step 6: Final answer
    x = 23,121.10

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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.