Home / 274,839.90-412,249.07-114,874.52

Finding the Fourth Proportional to 274,839.90, 412,249.07 and 114,874.52

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Solution

The fourth proportional to 274,839.90, 412,249.07 and 114,874.52 is: 172,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,839.90 : 412,249.07 = 114,874.52 : x
  2. Step 2: Convert to fraction form
    274,839.90/412,249.07 = 114,874.52/x
  3. Step 3: Cross multiply
    274,839.90x = 412,249.07 × 114,874.52
  4. Step 4: Simplify right side
    274,839.90x = 47,356,914,258.45
  5. Step 5: Solve for x
    x = 47,356,914,258.45/274,839.90
  6. Step 6: Final answer
    x = 172,307.27

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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.