Home / 141,019.38-194,604.93-80,589.33

Finding the Fourth Proportional to 141,019.38, 194,604.93 and 80,589.33

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Solution

The fourth proportional to 141,019.38, 194,604.93 and 80,589.33 is: 111,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,019.38 : 194,604.93 = 80,589.33 : x
  2. Step 2: Convert to fraction form
    141,019.38/194,604.93 = 80,589.33/x
  3. Step 3: Cross multiply
    141,019.38x = 194,604.93 × 80,589.33
  4. Step 4: Simplify right side
    141,019.38x = 15,683,080,923.40
  5. Step 5: Solve for x
    x = 15,683,080,923.40/141,019.38
  6. Step 6: Final answer
    x = 111,212.24

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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.