Home / 141,195.53-194,850.89-80,762.44

Finding the Fourth Proportional to 141,195.53, 194,850.89 and 80,762.44

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Solution

The fourth proportional to 141,195.53, 194,850.89 and 80,762.44 is: 111,452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,195.53 : 194,850.89 = 80,762.44 : x
  2. Step 2: Convert to fraction form
    141,195.53/194,850.89 = 80,762.44/x
  3. Step 3: Cross multiply
    141,195.53x = 194,850.89 × 80,762.44
  4. Step 4: Simplify right side
    141,195.53x = 15,736,633,312.57
  5. Step 5: Solve for x
    x = 15,736,633,312.57/141,195.53
  6. Step 6: Final answer
    x = 111,452.77

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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.