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Finding the Fourth Proportional to 225,924.86, 338,887.73 and 68,153.47

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Solution

The fourth proportional to 225,924.86, 338,887.73 and 68,153.47 is: 102,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,924.86 : 338,887.73 = 68,153.47 : x
  2. Step 2: Convert to fraction form
    225,924.86/338,887.73 = 68,153.47/x
  3. Step 3: Cross multiply
    225,924.86x = 338,887.73 × 68,153.47
  4. Step 4: Simplify right side
    225,924.86x = 23,096,374,063.09
  5. Step 5: Solve for x
    x = 23,096,374,063.09/225,924.86
  6. Step 6: Final answer
    x = 102,230.33

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1.5x scale

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.