Finding the Fourth Proportional to 106,813.70, 160,206.63 and 27,934.01
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Solution
The fourth proportional to 106,813.70, 160,206.63 and 27,934.01 is: 41,897.37
Step by Step Solution
- Step 1: Write the proportion equation
106,813.70 : 160,206.63 = 27,934.01 : x - Step 2: Convert to fraction form
106,813.70/160,206.63 = 27,934.01/x - Step 3: Cross multiply
106,813.70x = 160,206.63 × 27,934.01 - Step 4: Simplify right side
106,813.70x = 4,475,213,604.49 - Step 5: Solve for x
x = 4,475,213,604.49/106,813.70 - Step 6: Final answer
x = 41,897.37
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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.