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Finding the Fourth Proportional to 69,743.96, 104,554.54 and 27,653.58

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Solution

The fourth proportional to 69,743.96, 104,554.54 and 27,653.58 is: 41,456.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,743.96 : 104,554.54 = 27,653.58 : x
  2. Step 2: Convert to fraction form
    69,743.96/104,554.54 = 27,653.58/x
  3. Step 3: Cross multiply
    69,743.96x = 104,554.54 × 27,653.58
  4. Step 4: Simplify right side
    69,743.96x = 2,891,307,370.82
  5. Step 5: Solve for x
    x = 2,891,307,370.82/69,743.96
  6. Step 6: Final answer
    x = 41,456.03

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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.