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Finding the Fourth Proportional to 69,738.62, 104,602 and 27,607.25

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Solution

The fourth proportional to 69,738.62, 104,602 and 27,607.25 is: 41,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,738.62 : 104,602 = 27,607.25 : x
  2. Step 2: Convert to fraction form
    69,738.62/104,602 = 27,607.25/x
  3. Step 3: Cross multiply
    69,738.62x = 104,602 × 27,607.25
  4. Step 4: Simplify right side
    69,738.62x = 2,887,773,564.50
  5. Step 5: Solve for x
    x = 2,887,773,564.50/69,738.62
  6. Step 6: Final answer
    x = 41,408.53

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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.