Home / 321,189.25-481,816.68-110,826.58

Finding the Fourth Proportional to 321,189.25, 481,816.68 and 110,826.58

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Solution

The fourth proportional to 321,189.25, 481,816.68 and 110,826.58 is: 166,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,189.25 : 481,816.68 = 110,826.58 : x
  2. Step 2: Convert to fraction form
    321,189.25/481,816.68 = 110,826.58/x
  3. Step 3: Cross multiply
    321,189.25x = 481,816.68 × 110,826.58
  4. Step 4: Simplify right side
    321,189.25x = 53,398,094,831.35
  5. Step 5: Solve for x
    x = 53,398,094,831.35/321,189.25
  6. Step 6: Final answer
    x = 166,251.19

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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.