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Finding the Fourth Proportional to 33,717, 46,529.46 and 18,813

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Solution

The fourth proportional to 33,717, 46,529.46 and 18,813 is: 25,961.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,717 : 46,529.46 = 18,813 : x
  2. Step 2: Convert to fraction form
    33,717/46,529.46 = 18,813/x
  3. Step 3: Cross multiply
    33,717x = 46,529.46 × 18,813
  4. Step 4: Simplify right side
    33,717x = 875,358,730.98
  5. Step 5: Solve for x
    x = 875,358,730.98/33,717
  6. Step 6: Final answer
    x = 25,961.94

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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.