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Finding the Fourth Proportional to 62,463.80, 86,202.02 and 34,169.46

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Solution

The fourth proportional to 62,463.80, 86,202.02 and 34,169.46 is: 47,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,463.80 : 86,202.02 = 34,169.46 : x
  2. Step 2: Convert to fraction form
    62,463.80/86,202.02 = 34,169.46/x
  3. Step 3: Cross multiply
    62,463.80x = 86,202.02 × 34,169.46
  4. Step 4: Simplify right side
    62,463.80x = 2,945,476,474.31
  5. Step 5: Solve for x
    x = 2,945,476,474.31/62,463.80
  6. Step 6: Final answer
    x = 47,154.94

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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.