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Finding the Fourth Proportional to 49,765.69, 68,676.65 and 27,409.69

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Solution

The fourth proportional to 49,765.69, 68,676.65 and 27,409.69 is: 37,825.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,765.69 : 68,676.65 = 27,409.69 : x
  2. Step 2: Convert to fraction form
    49,765.69/68,676.65 = 27,409.69/x
  3. Step 3: Cross multiply
    49,765.69x = 68,676.65 × 27,409.69
  4. Step 4: Simplify right side
    49,765.69x = 1,882,405,480.78
  5. Step 5: Solve for x
    x = 1,882,405,480.78/49,765.69
  6. Step 6: Final answer
    x = 37,825.37

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1.5x scale

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.