Home / 451,631.25-677,447.19-114,697.17

Finding the Fourth Proportional to 451,631.25, 677,447.19 and 114,697.17

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Solution

The fourth proportional to 451,631.25, 677,447.19 and 114,697.17 is: 172,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,631.25 : 677,447.19 = 114,697.17 : x
  2. Step 2: Convert to fraction form
    451,631.25/677,447.19 = 114,697.17/x
  3. Step 3: Cross multiply
    451,631.25x = 677,447.19 × 114,697.17
  4. Step 4: Simplify right side
    451,631.25x = 77,701,275,517.45
  5. Step 5: Solve for x
    x = 77,701,275,517.45/451,631.25
  6. Step 6: Final answer
    x = 172,045.83

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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.