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Finding the Fourth Proportional to 62,954.46, 86,874.03 and 34,659.54

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Solution

The fourth proportional to 62,954.46, 86,874.03 and 34,659.54 is: 47,828.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,954.46 : 86,874.03 = 34,659.54 : x
  2. Step 2: Convert to fraction form
    62,954.46/86,874.03 = 34,659.54/x
  3. Step 3: Cross multiply
    62,954.46x = 86,874.03 × 34,659.54
  4. Step 4: Simplify right side
    62,954.46x = 3,011,013,917.75
  5. Step 5: Solve for x
    x = 3,011,013,917.75/62,954.46
  6. Step 6: Final answer
    x = 47,828.44

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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.