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Finding the Fourth Proportional to 62,834.03, 86,709.92 and 34,539.11

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Solution

The fourth proportional to 62,834.03, 86,709.92 and 34,539.11 is: 47,663.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,834.03 : 86,709.92 = 34,539.11 : x
  2. Step 2: Convert to fraction form
    62,834.03/86,709.92 = 34,539.11/x
  3. Step 3: Cross multiply
    62,834.03x = 86,709.92 × 34,539.11
  4. Step 4: Simplify right side
    62,834.03x = 2,994,882,858.73
  5. Step 5: Solve for x
    x = 2,994,882,858.73/62,834.03
  6. Step 6: Final answer
    x = 47,663.39

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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.