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Finding the Fourth Proportional to 53,556.26, 73,910.03 and 29,681.39

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Solution

The fourth proportional to 53,556.26, 73,910.03 and 29,681.39 is: 40,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,556.26 : 73,910.03 = 29,681.39 : x
  2. Step 2: Convert to fraction form
    53,556.26/73,910.03 = 29,681.39/x
  3. Step 3: Cross multiply
    53,556.26x = 73,910.03 × 29,681.39
  4. Step 4: Simplify right side
    53,556.26x = 2,193,752,425.34
  5. Step 5: Solve for x
    x = 2,193,752,425.34/53,556.26
  6. Step 6: Final answer
    x = 40,961.64

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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.