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Finding the Fourth Proportional to 123,300.44, 184,906.90 and 44,393.48

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Solution

The fourth proportional to 123,300.44, 184,906.90 and 44,393.48 is: 66,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,300.44 : 184,906.90 = 44,393.48 : x
  2. Step 2: Convert to fraction form
    123,300.44/184,906.90 = 44,393.48/x
  3. Step 3: Cross multiply
    123,300.44x = 184,906.90 × 44,393.48
  4. Step 4: Simplify right side
    123,300.44x = 8,208,660,767.01
  5. Step 5: Solve for x
    x = 8,208,660,767.01/123,300.44
  6. Step 6: Final answer
    x = 66,574.46

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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.