Finding the Fourth Proportional to 91,274.99, 136,896.68 and 24,699.57
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Solution
The fourth proportional to 91,274.99, 136,896.68 and 24,699.57 is: 37,045.08
Step by Step Solution
- Step 1: Write the proportion equation
91,274.99 : 136,896.68 = 24,699.57 : x - Step 2: Convert to fraction form
91,274.99/136,896.68 = 24,699.57/x - Step 3: Cross multiply
91,274.99x = 136,896.68 × 24,699.57 - Step 4: Simplify right side
91,274.99x = 3,381,288,678.81 - Step 5: Solve for x
x = 3,381,288,678.81/91,274.99 - Step 6: Final answer
x = 37,045.08
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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.