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Finding the Fourth Proportional to 33,370, 50,055 and 8,746

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Solution

The fourth proportional to 33,370, 50,055 and 8,746 is: 13,119

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,370 : 50,055 = 8,746 : x
  2. Step 2: Convert to fraction form
    33,370/50,055 = 8,746/x
  3. Step 3: Cross multiply
    33,370x = 50,055 × 8,746
  4. Step 4: Simplify right side
    33,370x = 437,781,030
  5. Step 5: Solve for x
    x = 437,781,030/33,370
  6. Step 6: Final answer
    x = 13,119

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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.