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Finding the Fourth Proportional to 126,874.08, 190,311.12 and 33,372

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Solution

The fourth proportional to 126,874.08, 190,311.12 and 33,372 is: 50,058.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,874.08 : 190,311.12 = 33,372 : x
  2. Step 2: Convert to fraction form
    126,874.08/190,311.12 = 33,372/x
  3. Step 3: Cross multiply
    126,874.08x = 190,311.12 × 33,372
  4. Step 4: Simplify right side
    126,874.08x = 6,351,062,696.64
  5. Step 5: Solve for x
    x = 6,351,062,696.64/126,874.08
  6. Step 6: Final answer
    x = 50,058.00

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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.