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Finding the Fourth Proportional to 199,153.78, 275,100.78 and 184,982.02

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Solution

The fourth proportional to 199,153.78, 275,100.78 and 184,982.02 is: 255,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,153.78 : 275,100.78 = 184,982.02 : x
  2. Step 2: Convert to fraction form
    199,153.78/275,100.78 = 184,982.02/x
  3. Step 3: Cross multiply
    199,153.78x = 275,100.78 × 184,982.02
  4. Step 4: Simplify right side
    199,153.78x = 50,888,697,987.98
  5. Step 5: Solve for x
    x = 50,888,697,987.98/199,153.78
  6. Step 6: Final answer
    x = 255,524.64

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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.