Finding the Fourth Proportional to 106,692.24, 160,038.48 and 27,806.40
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Solution
The fourth proportional to 106,692.24, 160,038.48 and 27,806.40 is: 41,709.63
Step by Step Solution
- Step 1: Write the proportion equation
106,692.24 : 160,038.48 = 27,806.40 : x - Step 2: Convert to fraction form
106,692.24/160,038.48 = 27,806.40/x - Step 3: Cross multiply
106,692.24x = 160,038.48 × 27,806.40 - Step 4: Simplify right side
106,692.24x = 4,450,093,990.27 - Step 5: Solve for x
x = 4,450,093,990.27/106,692.24 - Step 6: Final answer
x = 41,709.63
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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.