Home / 203,001.60-304,613.82-103,170.42

Finding the Fourth Proportional to 203,001.60, 304,613.82 and 103,170.42

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Solution

The fourth proportional to 203,001.60, 304,613.82 and 103,170.42 is: 154,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,001.60 : 304,613.82 = 103,170.42 : x
  2. Step 2: Convert to fraction form
    203,001.60/304,613.82 = 103,170.42/x
  3. Step 3: Cross multiply
    203,001.60x = 304,613.82 × 103,170.42
  4. Step 4: Simplify right side
    203,001.60x = 31,427,135,747.20
  5. Step 5: Solve for x
    x = 31,427,135,747.20/203,001.60
  6. Step 6: Final answer
    x = 154,812.26

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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.