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Finding the Fourth Proportional to 99,558, 149,337 and 33,894

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Solution

The fourth proportional to 99,558, 149,337 and 33,894 is: 50,841

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,558 : 149,337 = 33,894 : x
  2. Step 2: Convert to fraction form
    99,558/149,337 = 33,894/x
  3. Step 3: Cross multiply
    99,558x = 149,337 × 33,894
  4. Step 4: Simplify right side
    99,558x = 5,061,628,278
  5. Step 5: Solve for x
    x = 5,061,628,278/99,558
  6. Step 6: Final answer
    x = 50,841

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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.