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Finding the Fourth Proportional to 84,843.23, 117,101.03 and 49,028.49

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Solution

The fourth proportional to 84,843.23, 117,101.03 and 49,028.49 is: 67,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,843.23 : 117,101.03 = 49,028.49 : x
  2. Step 2: Convert to fraction form
    84,843.23/117,101.03 = 49,028.49/x
  3. Step 3: Cross multiply
    84,843.23x = 117,101.03 × 49,028.49
  4. Step 4: Simplify right side
    84,843.23x = 5,741,286,433.20
  5. Step 5: Solve for x
    x = 5,741,286,433.20/84,843.23
  6. Step 6: Final answer
    x = 67,669.36

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1.5x scale

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.