Home / 141,014.63-194,573.26-80,604.43

Finding the Fourth Proportional to 141,014.63, 194,573.26 and 80,604.43

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Solution

The fourth proportional to 141,014.63, 194,573.26 and 80,604.43 is: 111,218.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,014.63 : 194,573.26 = 80,604.43 : x
  2. Step 2: Convert to fraction form
    141,014.63/194,573.26 = 80,604.43/x
  3. Step 3: Cross multiply
    141,014.63x = 194,573.26 × 80,604.43
  4. Step 4: Simplify right side
    141,014.63x = 15,683,466,715.54
  5. Step 5: Solve for x
    x = 15,683,466,715.54/141,014.63
  6. Step 6: Final answer
    x = 111,218.72

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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.