Home / 54,985.35-82,519.49-40,232.33

Finding the Fourth Proportional to 54,985.35, 82,519.49 and 40,232.33

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Solution

The fourth proportional to 54,985.35, 82,519.49 and 40,232.33 is: 60,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,985.35 : 82,519.49 = 40,232.33 : x
  2. Step 2: Convert to fraction form
    54,985.35/82,519.49 = 40,232.33/x
  3. Step 3: Cross multiply
    54,985.35x = 82,519.49 × 40,232.33
  4. Step 4: Simplify right side
    54,985.35x = 3,319,951,353.11
  5. Step 5: Solve for x
    x = 3,319,951,353.11/54,985.35
  6. Step 6: Final answer
    x = 60,378.83

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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.