Home / 185,450.82-278,198.55-65,483.09

Finding the Fourth Proportional to 185,450.82, 278,198.55 and 65,483.09

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Solution

The fourth proportional to 185,450.82, 278,198.55 and 65,483.09 is: 98,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,450.82 : 278,198.55 = 65,483.09 : x
  2. Step 2: Convert to fraction form
    185,450.82/278,198.55 = 65,483.09/x
  3. Step 3: Cross multiply
    185,450.82x = 278,198.55 × 65,483.09
  4. Step 4: Simplify right side
    185,450.82x = 18,217,300,441.96
  5. Step 5: Solve for x
    x = 18,217,300,441.96/185,450.82
  6. Step 6: Final answer
    x = 98,232.51

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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.