Home / 300,675.37-451,012.74-123,182.70

Finding the Fourth Proportional to 300,675.37, 451,012.74 and 123,182.70

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Solution

The fourth proportional to 300,675.37, 451,012.74 and 123,182.70 is: 184,773.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,675.37 : 451,012.74 = 123,182.70 : x
  2. Step 2: Convert to fraction form
    300,675.37/451,012.74 = 123,182.70/x
  3. Step 3: Cross multiply
    300,675.37x = 451,012.74 × 123,182.70
  4. Step 4: Simplify right side
    300,675.37x = 55,556,964,792.53
  5. Step 5: Solve for x
    x = 55,556,964,792.53/300,675.37
  6. Step 6: Final answer
    x = 184,773.92

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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.