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Finding the Fourth Proportional to 164,910.52, 227,580.60 and 101,212.12

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Solution

The fourth proportional to 164,910.52, 227,580.60 and 101,212.12 is: 139,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,910.52 : 227,580.60 = 101,212.12 : x
  2. Step 2: Convert to fraction form
    164,910.52/227,580.60 = 101,212.12/x
  3. Step 3: Cross multiply
    164,910.52x = 227,580.60 × 101,212.12
  4. Step 4: Simplify right side
    164,910.52x = 23,033,914,996.87
  5. Step 5: Solve for x
    x = 23,033,914,996.87/164,910.52
  6. Step 6: Final answer
    x = 139,675.23

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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.