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Finding the Fourth Proportional to 62,679.48, 94,027.98 and 18,309.48

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Solution

The fourth proportional to 62,679.48, 94,027.98 and 18,309.48 is: 27,466.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,679.48 : 94,027.98 = 18,309.48 : x
  2. Step 2: Convert to fraction form
    62,679.48/94,027.98 = 18,309.48/x
  3. Step 3: Cross multiply
    62,679.48x = 94,027.98 × 18,309.48
  4. Step 4: Simplify right side
    62,679.48x = 1,721,603,419.25
  5. Step 5: Solve for x
    x = 1,721,603,419.25/62,679.48
  6. Step 6: Final answer
    x = 27,466.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.