Home / 151,990.20-227,998.26-39,685.32

Finding the Fourth Proportional to 151,990.20, 227,998.26 and 39,685.32

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Solution

The fourth proportional to 151,990.20, 227,998.26 and 39,685.32 is: 59,531.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,990.20 : 227,998.26 = 39,685.32 : x
  2. Step 2: Convert to fraction form
    151,990.20/227,998.26 = 39,685.32/x
  3. Step 3: Cross multiply
    151,990.20x = 227,998.26 × 39,685.32
  4. Step 4: Simplify right side
    151,990.20x = 9,048,183,907.54
  5. Step 5: Solve for x
    x = 9,048,183,907.54/151,990.20
  6. Step 6: Final answer
    x = 59,531.36

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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.