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Finding the Fourth Proportional to 62,468.54, 86,208.62 and 34,174.22

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Solution

The fourth proportional to 62,468.54, 86,208.62 and 34,174.22 is: 47,161.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,468.54 : 86,208.62 = 34,174.22 : x
  2. Step 2: Convert to fraction form
    62,468.54/86,208.62 = 34,174.22/x
  3. Step 3: Cross multiply
    62,468.54x = 86,208.62 × 34,174.22
  4. Step 4: Simplify right side
    62,468.54x = 2,946,112,390.43
  5. Step 5: Solve for x
    x = 2,946,112,390.43/62,468.54
  6. Step 6: Final answer
    x = 47,161.54

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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.