Home / 248,289.75-372,471.67-115,183.46

Finding the Fourth Proportional to 248,289.75, 372,471.67 and 115,183.46

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Solution

The fourth proportional to 248,289.75, 372,471.67 and 115,183.46 is: 172,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,289.75 : 372,471.67 = 115,183.46 : x
  2. Step 2: Convert to fraction form
    248,289.75/372,471.67 = 115,183.46/x
  3. Step 3: Cross multiply
    248,289.75x = 372,471.67 × 115,183.46
  4. Step 4: Simplify right side
    248,289.75x = 42,902,575,702.58
  5. Step 5: Solve for x
    x = 42,902,575,702.58/248,289.75
  6. Step 6: Final answer
    x = 172,792.38

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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.