Home / 141,193.53-194,848.13-80,760.44

Finding the Fourth Proportional to 141,193.53, 194,848.13 and 80,760.44

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Solution

The fourth proportional to 141,193.53, 194,848.13 and 80,760.44 is: 111,450.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,193.53 : 194,848.13 = 80,760.44 : x
  2. Step 2: Convert to fraction form
    141,193.53/194,848.13 = 80,760.44/x
  3. Step 3: Cross multiply
    141,193.53x = 194,848.13 × 80,760.44
  4. Step 4: Simplify right side
    141,193.53x = 15,736,021,401.00
  5. Step 5: Solve for x
    x = 15,736,021,401.00/141,193.53
  6. Step 6: Final answer
    x = 111,450.02

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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.