Home / 203,193.85-304,987.60-98,086.63

Finding the Fourth Proportional to 203,193.85, 304,987.60 and 98,086.63

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Solution

The fourth proportional to 203,193.85, 304,987.60 and 98,086.63 is: 147,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,193.85 : 304,987.60 = 98,086.63 : x
  2. Step 2: Convert to fraction form
    203,193.85/304,987.60 = 98,086.63/x
  3. Step 3: Cross multiply
    203,193.85x = 304,987.60 × 98,086.63
  4. Step 4: Simplify right side
    203,193.85x = 29,915,206,083.65
  5. Step 5: Solve for x
    x = 29,915,206,083.65/203,193.85
  6. Step 6: Final answer
    x = 147,224.96

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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.