Home / 48,684.34-73,036.38-20,604.47

Finding the Fourth Proportional to 48,684.34, 73,036.38 and 20,604.47

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Solution

The fourth proportional to 48,684.34, 73,036.38 and 20,604.47 is: 30,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,684.34 : 73,036.38 = 20,604.47 : x
  2. Step 2: Convert to fraction form
    48,684.34/73,036.38 = 20,604.47/x
  3. Step 3: Cross multiply
    48,684.34x = 73,036.38 × 20,604.47
  4. Step 4: Simplify right side
    48,684.34x = 1,504,875,900.62
  5. Step 5: Solve for x
    x = 1,504,875,900.62/48,684.34
  6. Step 6: Final answer
    x = 30,910.88

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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.