Home / 214,815.94-322,371.83-74,574.56

Finding the Fourth Proportional to 214,815.94, 322,371.83 and 74,574.56

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Solution

The fourth proportional to 214,815.94, 322,371.83 and 74,574.56 is: 111,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,815.94 : 322,371.83 = 74,574.56 : x
  2. Step 2: Convert to fraction form
    214,815.94/322,371.83 = 74,574.56/x
  3. Step 3: Cross multiply
    214,815.94x = 322,371.83 × 74,574.56
  4. Step 4: Simplify right side
    214,815.94x = 24,040,738,371.01
  5. Step 5: Solve for x
    x = 24,040,738,371.01/214,815.94
  6. Step 6: Final answer
    x = 111,913.20

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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.