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Finding the Fourth Proportional to 33,844.50, 46,705.41 and 18,940.50

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Solution

The fourth proportional to 33,844.50, 46,705.41 and 18,940.50 is: 26,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,844.50 : 46,705.41 = 18,940.50 : x
  2. Step 2: Convert to fraction form
    33,844.50/46,705.41 = 18,940.50/x
  3. Step 3: Cross multiply
    33,844.50x = 46,705.41 × 18,940.50
  4. Step 4: Simplify right side
    33,844.50x = 884,623,818.11
  5. Step 5: Solve for x
    x = 884,623,818.11/33,844.50
  6. Step 6: Final answer
    x = 26,137.89

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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.