Home / 274,110.24-378,388.71-166,714.77

Finding the Fourth Proportional to 274,110.24, 378,388.71 and 166,714.77

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Solution

The fourth proportional to 274,110.24, 378,388.71 and 166,714.77 is: 230,137.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,110.24 : 378,388.71 = 166,714.77 : x
  2. Step 2: Convert to fraction form
    274,110.24/378,388.71 = 166,714.77/x
  3. Step 3: Cross multiply
    274,110.24x = 378,388.71 × 166,714.77
  4. Step 4: Simplify right side
    274,110.24x = 63,082,986,758.25
  5. Step 5: Solve for x
    x = 63,082,986,758.25/274,110.24
  6. Step 6: Final answer
    x = 230,137.29

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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.