Home / 54,025.94-81,047.00-18,959.42

Finding the Fourth Proportional to 54,025.94, 81,047.00 and 18,959.42

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Solution

The fourth proportional to 54,025.94, 81,047.00 and 18,959.42 is: 28,441.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,025.94 : 81,047.00 = 18,959.42 : x
  2. Step 2: Convert to fraction form
    54,025.94/81,047.00 = 18,959.42/x
  3. Step 3: Cross multiply
    54,025.94x = 81,047.00 × 18,959.42
  4. Step 4: Simplify right side
    54,025.94x = 1,536,603,754.90
  5. Step 5: Solve for x
    x = 1,536,603,754.90/54,025.94
  6. Step 6: Final answer
    x = 28,441.97

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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.