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Finding the Fourth Proportional to 184,793.78, 255,015.78 and 99,910.84

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Solution

The fourth proportional to 184,793.78, 255,015.78 and 99,910.84 is: 137,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,793.78 : 255,015.78 = 99,910.84 : x
  2. Step 2: Convert to fraction form
    184,793.78/255,015.78 = 99,910.84/x
  3. Step 3: Cross multiply
    184,793.78x = 255,015.78 × 99,910.84
  4. Step 4: Simplify right side
    184,793.78x = 25,478,840,793.06
  5. Step 5: Solve for x
    x = 25,478,840,793.06/184,793.78
  6. Step 6: Final answer
    x = 137,877.16

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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.