Home / 274,302.44-378,544.96-153,464.61

Finding the Fourth Proportional to 274,302.44, 378,544.96 and 153,464.61

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Solution

The fourth proportional to 274,302.44, 378,544.96 and 153,464.61 is: 211,785.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,302.44 : 378,544.96 = 153,464.61 : x
  2. Step 2: Convert to fraction form
    274,302.44/378,544.96 = 153,464.61/x
  3. Step 3: Cross multiply
    274,302.44x = 378,544.96 × 153,464.61
  4. Step 4: Simplify right side
    274,302.44x = 58,093,254,653.87
  5. Step 5: Solve for x
    x = 58,093,254,653.87/274,302.44
  6. Step 6: Final answer
    x = 211,785.41

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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.