Home / 54,724.45-82,072.08-15,274.63

Finding the Fourth Proportional to 54,724.45, 82,072.08 and 15,274.63

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Solution

The fourth proportional to 54,724.45, 82,072.08 and 15,274.63 is: 22,907.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,724.45 : 82,072.08 = 15,274.63 : x
  2. Step 2: Convert to fraction form
    54,724.45/82,072.08 = 15,274.63/x
  3. Step 3: Cross multiply
    54,724.45x = 82,072.08 × 15,274.63
  4. Step 4: Simplify right side
    54,724.45x = 1,253,620,655.33
  5. Step 5: Solve for x
    x = 1,253,620,655.33/54,724.45
  6. Step 6: Final answer
    x = 22,907.87

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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.