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Finding the Fourth Proportional to 269,750.96, 372,229.74 and 148,884.42

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Solution

The fourth proportional to 269,750.96, 372,229.74 and 148,884.42 is: 205,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,750.96 : 372,229.74 = 148,884.42 : x
  2. Step 2: Convert to fraction form
    269,750.96/372,229.74 = 148,884.42/x
  3. Step 3: Cross multiply
    269,750.96x = 372,229.74 × 148,884.42
  4. Step 4: Simplify right side
    269,750.96x = 55,419,208,946.65
  5. Step 5: Solve for x
    x = 55,419,208,946.65/269,750.96
  6. Step 6: Final answer
    x = 205,445.83

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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.