Home / 43,974.50-65,961.75-19,350.50

Finding the Fourth Proportional to 43,974.50, 65,961.75 and 19,350.50

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Solution

The fourth proportional to 43,974.50, 65,961.75 and 19,350.50 is: 29,025.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,974.50 : 65,961.75 = 19,350.50 : x
  2. Step 2: Convert to fraction form
    43,974.50/65,961.75 = 19,350.50/x
  3. Step 3: Cross multiply
    43,974.50x = 65,961.75 × 19,350.50
  4. Step 4: Simplify right side
    43,974.50x = 1,276,392,843.38
  5. Step 5: Solve for x
    x = 1,276,392,843.38/43,974.50
  6. Step 6: Final answer
    x = 29,025.75

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1.5x scale

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.