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Finding the Fourth Proportional to 62,407.79, 86,193.76 and 41,954.33

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Solution

The fourth proportional to 62,407.79, 86,193.76 and 41,954.33 is: 57,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,407.79 : 86,193.76 = 41,954.33 : x
  2. Step 2: Convert to fraction form
    62,407.79/86,193.76 = 41,954.33/x
  3. Step 3: Cross multiply
    62,407.79x = 86,193.76 × 41,954.33
  4. Step 4: Simplify right side
    62,407.79x = 3,616,201,450.98
  5. Step 5: Solve for x
    x = 3,616,201,450.98/62,407.79
  6. Step 6: Final answer
    x = 57,944.71

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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.