Home / 204,336.33-306,506.21-71,216.37

Finding the Fourth Proportional to 204,336.33, 306,506.21 and 71,216.37

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Solution

The fourth proportional to 204,336.33, 306,506.21 and 71,216.37 is: 106,825.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,336.33 : 306,506.21 = 71,216.37 : x
  2. Step 2: Convert to fraction form
    204,336.33/306,506.21 = 71,216.37/x
  3. Step 3: Cross multiply
    204,336.33x = 306,506.21 × 71,216.37
  4. Step 4: Simplify right side
    204,336.33x = 21,828,259,302.58
  5. Step 5: Solve for x
    x = 21,828,259,302.58/204,336.33
  6. Step 6: Final answer
    x = 106,825.15

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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.