Home / 199,245.39-298,805.20-79,250.16

Finding the Fourth Proportional to 199,245.39, 298,805.20 and 79,250.16

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Solution

The fourth proportional to 199,245.39, 298,805.20 and 79,250.16 is: 118,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,245.39 : 298,805.20 = 79,250.16 : x
  2. Step 2: Convert to fraction form
    199,245.39/298,805.20 = 79,250.16/x
  3. Step 3: Cross multiply
    199,245.39x = 298,805.20 × 79,250.16
  4. Step 4: Simplify right side
    199,245.39x = 23,680,361,277.01
  5. Step 5: Solve for x
    x = 23,680,361,277.01/199,245.39
  6. Step 6: Final answer
    x = 118,850.24

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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.