Home / 274,795.87-379,403.42-171,587.24

Finding the Fourth Proportional to 274,795.87, 379,403.42 and 171,587.24

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Solution

The fourth proportional to 274,795.87, 379,403.42 and 171,587.24 is: 236,905.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,795.87 : 379,403.42 = 171,587.24 : x
  2. Step 2: Convert to fraction form
    274,795.87/379,403.42 = 171,587.24/x
  3. Step 3: Cross multiply
    274,795.87x = 379,403.42 × 171,587.24
  4. Step 4: Simplify right side
    274,795.87x = 65,100,783,767.69
  5. Step 5: Solve for x
    x = 65,100,783,767.69/274,795.87
  6. Step 6: Final answer
    x = 236,905.98

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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.