Home / 84,450.04-126,674.94-40,052.56

Finding the Fourth Proportional to 84,450.04, 126,674.94 and 40,052.56

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Solution

The fourth proportional to 84,450.04, 126,674.94 and 40,052.56 is: 60,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,450.04 : 126,674.94 = 40,052.56 : x
  2. Step 2: Convert to fraction form
    84,450.04/126,674.94 = 40,052.56/x
  3. Step 3: Cross multiply
    84,450.04x = 126,674.94 × 40,052.56
  4. Step 4: Simplify right side
    84,450.04x = 5,073,655,634.85
  5. Step 5: Solve for x
    x = 5,073,655,634.85/84,450.04
  6. Step 6: Final answer
    x = 60,078.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.