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Finding the Fourth Proportional to 151,993.50, 227,990.28 and 41,185.50

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Solution

The fourth proportional to 151,993.50, 227,990.28 and 41,185.50 is: 61,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,993.50 : 227,990.28 = 41,185.50 : x
  2. Step 2: Convert to fraction form
    151,993.50/227,990.28 = 41,185.50/x
  3. Step 3: Cross multiply
    151,993.50x = 227,990.28 × 41,185.50
  4. Step 4: Simplify right side
    151,993.50x = 9,389,893,676.94
  5. Step 5: Solve for x
    x = 9,389,893,676.94/151,993.50
  6. Step 6: Final answer
    x = 61,778.26

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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.