Home / 332,020.85-458,142.55-188,765.06

Finding the Fourth Proportional to 332,020.85, 458,142.55 and 188,765.06

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Solution

The fourth proportional to 332,020.85, 458,142.55 and 188,765.06 is: 260,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,020.85 : 458,142.55 = 188,765.06 : x
  2. Step 2: Convert to fraction form
    332,020.85/458,142.55 = 188,765.06/x
  3. Step 3: Cross multiply
    332,020.85x = 458,142.55 × 188,765.06
  4. Step 4: Simplify right side
    332,020.85x = 86,481,303,176.68
  5. Step 5: Solve for x
    x = 86,481,303,176.68/332,020.85
  6. Step 6: Final answer
    x = 260,469.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.