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Finding the Fourth Proportional to 62,974.53, 86,906.52 and 34,682.04

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Solution

The fourth proportional to 62,974.53, 86,906.52 and 34,682.04 is: 47,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,974.53 : 86,906.52 = 34,682.04 : x
  2. Step 2: Convert to fraction form
    62,974.53/86,906.52 = 34,682.04/x
  3. Step 3: Cross multiply
    62,974.53x = 86,906.52 × 34,682.04
  4. Step 4: Simplify right side
    62,974.53x = 3,014,095,402.90
  5. Step 5: Solve for x
    x = 3,014,095,402.90/62,974.53
  6. Step 6: Final answer
    x = 47,862.13

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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.