Home / 80,650.98-111,286.15-46,190.35

Finding the Fourth Proportional to 80,650.98, 111,286.15 and 46,190.35

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Solution

The fourth proportional to 80,650.98, 111,286.15 and 46,190.35 is: 63,735.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,650.98 : 111,286.15 = 46,190.35 : x
  2. Step 2: Convert to fraction form
    80,650.98/111,286.15 = 46,190.35/x
  3. Step 3: Cross multiply
    80,650.98x = 111,286.15 × 46,190.35
  4. Step 4: Simplify right side
    80,650.98x = 5,140,346,218.65
  5. Step 5: Solve for x
    x = 5,140,346,218.65/80,650.98
  6. Step 6: Final answer
    x = 63,735.69

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1.5x scale

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.