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Finding the Fourth Proportional to 62,673.25, 86,489.09 and 34,379.01

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Solution

The fourth proportional to 62,673.25, 86,489.09 and 34,379.01 is: 47,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,673.25 : 86,489.09 = 34,379.01 : x
  2. Step 2: Convert to fraction form
    62,673.25/86,489.09 = 34,379.01/x
  3. Step 3: Cross multiply
    62,673.25x = 86,489.09 × 34,379.01
  4. Step 4: Simplify right side
    62,673.25x = 2,973,408,685.66
  5. Step 5: Solve for x
    x = 2,973,408,685.66/62,673.25
  6. Step 6: Final answer
    x = 47,443.03

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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.