Home / 298,845.36-412,396.08-162,876.64

Finding the Fourth Proportional to 298,845.36, 412,396.08 and 162,876.64

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Solution

The fourth proportional to 298,845.36, 412,396.08 and 162,876.64 is: 224,764.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,845.36 : 412,396.08 = 162,876.64 : x
  2. Step 2: Convert to fraction form
    298,845.36/412,396.08 = 162,876.64/x
  3. Step 3: Cross multiply
    298,845.36x = 412,396.08 × 162,876.64
  4. Step 4: Simplify right side
    298,845.36x = 67,169,687,859.57
  5. Step 5: Solve for x
    x = 67,169,687,859.57/298,845.36
  6. Step 6: Final answer
    x = 224,764.03

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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.