Home / 48,786.43-73,171.14-13,717.75

Finding the Fourth Proportional to 48,786.43, 73,171.14 and 13,717.75

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Solution

The fourth proportional to 48,786.43, 73,171.14 and 13,717.75 is: 20,574.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,786.43 : 73,171.14 = 13,717.75 : x
  2. Step 2: Convert to fraction form
    48,786.43/73,171.14 = 13,717.75/x
  3. Step 3: Cross multiply
    48,786.43x = 73,171.14 × 13,717.75
  4. Step 4: Simplify right side
    48,786.43x = 1,003,743,405.74
  5. Step 5: Solve for x
    x = 1,003,743,405.74/48,786.43
  6. Step 6: Final answer
    x = 20,574.23

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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.