Finding the Fourth Proportional to 91,049.01, 136,593.81 and 27,877.99
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Solution
The fourth proportional to 91,049.01, 136,593.81 and 27,877.99 is: 41,823.20
Step by Step Solution
- Step 1: Write the proportion equation
91,049.01 : 136,593.81 = 27,877.99 : x - Step 2: Convert to fraction form
91,049.01/136,593.81 = 27,877.99/x - Step 3: Cross multiply
91,049.01x = 136,593.81 × 27,877.99 - Step 4: Simplify right side
91,049.01x = 3,807,960,869.24 - Step 5: Solve for x
x = 3,807,960,869.24/91,049.01 - Step 6: Final answer
x = 41,823.20
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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.