Home / 451,758.21-677,633.65-114,799.83

Finding the Fourth Proportional to 451,758.21, 677,633.65 and 114,799.83

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Solution

The fourth proportional to 451,758.21, 677,633.65 and 114,799.83 is: 172,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,758.21 : 677,633.65 = 114,799.83 : x
  2. Step 2: Convert to fraction form
    451,758.21/677,633.65 = 114,799.83/x
  3. Step 3: Cross multiply
    451,758.21x = 677,633.65 × 114,799.83
  4. Step 4: Simplify right side
    451,758.21x = 77,792,227,822.28
  5. Step 5: Solve for x
    x = 77,792,227,822.28/451,758.21
  6. Step 6: Final answer
    x = 172,198.81

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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.