Home / 324,174.60-485,929.33-124,441.20

Finding the Fourth Proportional to 324,174.60, 485,929.33 and 124,441.20

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Solution

The fourth proportional to 324,174.60, 485,929.33 and 124,441.20 is: 186,534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,174.60 : 485,929.33 = 124,441.20 : x
  2. Step 2: Convert to fraction form
    324,174.60/485,929.33 = 124,441.20/x
  3. Step 3: Cross multiply
    324,174.60x = 485,929.33 × 124,441.20
  4. Step 4: Simplify right side
    324,174.60x = 60,469,628,940.40
  5. Step 5: Solve for x
    x = 60,469,628,940.40/324,174.60
  6. Step 6: Final answer
    x = 186,534.14

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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.