Finding the Fourth Proportional to 69,318.36, 104,144.04 and 44,406.84
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Solution
The fourth proportional to 69,318.36, 104,144.04 and 44,406.84 is: 66,716.92
Step by Step Solution
- Step 1: Write the proportion equation
69,318.36 : 104,144.04 = 44,406.84 : x - Step 2: Convert to fraction form
69,318.36/104,144.04 = 44,406.84/x - Step 3: Cross multiply
69,318.36x = 104,144.04 × 44,406.84 - Step 4: Simplify right side
69,318.36x = 4,624,707,721.23 - Step 5: Solve for x
x = 4,624,707,721.23/69,318.36 - Step 6: Final answer
x = 66,716.92
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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.