Home / 451,631.41-677,447.40-114,697.33

Finding the Fourth Proportional to 451,631.41, 677,447.40 and 114,697.33

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Solution

The fourth proportional to 451,631.41, 677,447.40 and 114,697.33 is: 172,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,631.41 : 677,447.40 = 114,697.33 : x
  2. Step 2: Convert to fraction form
    451,631.41/677,447.40 = 114,697.33/x
  3. Step 3: Cross multiply
    451,631.41x = 677,447.40 × 114,697.33
  4. Step 4: Simplify right side
    451,631.41x = 77,701,404,608.21
  5. Step 5: Solve for x
    x = 77,701,404,608.21/451,631.41
  6. Step 6: Final answer
    x = 172,046.06

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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.