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Finding the Fourth Proportional to 62,906.98, 86,811.93 and 34,613.14

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Solution

The fourth proportional to 62,906.98, 86,811.93 and 34,613.14 is: 47,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,906.98 : 86,811.93 = 34,613.14 : x
  2. Step 2: Convert to fraction form
    62,906.98/86,811.93 = 34,613.14/x
  3. Step 3: Cross multiply
    62,906.98x = 86,811.93 × 34,613.14
  4. Step 4: Simplify right side
    62,906.98x = 3,004,833,486.76
  5. Step 5: Solve for x
    x = 3,004,833,486.76/62,906.98
  6. Step 6: Final answer
    x = 47,766.30

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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.