Finding the Fourth Proportional to 106,103.14, 159,153.99 and 27,217.42
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Solution
The fourth proportional to 106,103.14, 159,153.99 and 27,217.42 is: 40,825.95
Step by Step Solution
- Step 1: Write the proportion equation
106,103.14 : 159,153.99 = 27,217.42 : x - Step 2: Convert to fraction form
106,103.14/159,153.99 = 27,217.42/x - Step 3: Cross multiply
106,103.14x = 159,153.99 × 27,217.42 - Step 4: Simplify right side
106,103.14x = 4,331,760,990.51 - Step 5: Solve for x
x = 4,331,760,990.51/106,103.14 - Step 6: Final answer
x = 40,825.95
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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.