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Finding the Fourth Proportional to 184,843.68, 255,072.40 and 105,350.56

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Solution

The fourth proportional to 184,843.68, 255,072.40 and 105,350.56 is: 145,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,843.68 : 255,072.40 = 105,350.56 : x
  2. Step 2: Convert to fraction form
    184,843.68/255,072.40 = 105,350.56/x
  3. Step 3: Cross multiply
    184,843.68x = 255,072.40 × 105,350.56
  4. Step 4: Simplify right side
    184,843.68x = 26,872,020,180.54
  5. Step 5: Solve for x
    x = 26,872,020,180.54/184,843.68
  6. Step 6: Final answer
    x = 145,377.00

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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.