Home / 204,222.09-306,227.84-91,806.24

Finding the Fourth Proportional to 204,222.09, 306,227.84 and 91,806.24

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Solution

The fourth proportional to 204,222.09, 306,227.84 and 91,806.24 is: 137,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,222.09 : 306,227.84 = 91,806.24 : x
  2. Step 2: Convert to fraction form
    204,222.09/306,227.84 = 91,806.24/x
  3. Step 3: Cross multiply
    204,222.09x = 306,227.84 × 91,806.24
  4. Step 4: Simplify right side
    204,222.09x = 28,113,626,114.69
  5. Step 5: Solve for x
    x = 28,113,626,114.69/204,222.09
  6. Step 6: Final answer
    x = 137,662.02

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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.