Home / 199,850.57-275,794.51-109,206.54

Finding the Fourth Proportional to 199,850.57, 275,794.51 and 109,206.54

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Solution

The fourth proportional to 199,850.57, 275,794.51 and 109,206.54 is: 150,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,850.57 : 275,794.51 = 109,206.54 : x
  2. Step 2: Convert to fraction form
    199,850.57/275,794.51 = 109,206.54/x
  3. Step 3: Cross multiply
    199,850.57x = 275,794.51 × 109,206.54
  4. Step 4: Simplify right side
    199,850.57x = 30,118,564,119.84
  5. Step 5: Solve for x
    x = 30,118,564,119.84/199,850.57
  6. Step 6: Final answer
    x = 150,705.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.