Home / 263,131.45-363,038.51-161,050.49

Finding the Fourth Proportional to 263,131.45, 363,038.51 and 161,050.49

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Solution

The fourth proportional to 263,131.45, 363,038.51 and 161,050.49 is: 222,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,131.45 : 363,038.51 = 161,050.49 : x
  2. Step 2: Convert to fraction form
    263,131.45/363,038.51 = 161,050.49/x
  3. Step 3: Cross multiply
    263,131.45x = 363,038.51 × 161,050.49
  4. Step 4: Simplify right side
    263,131.45x = 58,467,531,915.29
  5. Step 5: Solve for x
    x = 58,467,531,915.29/263,131.45
  6. Step 6: Final answer
    x = 222,198.95

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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.