Finding the Fourth Proportional to 109,203.26, 163,816.07 and 41,791.99
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Solution
The fourth proportional to 109,203.26, 163,816.07 and 41,791.99 is: 62,692.27
Step by Step Solution
- Step 1: Write the proportion equation
109,203.26 : 163,816.07 = 41,791.99 : x - Step 2: Convert to fraction form
109,203.26/163,816.07 = 41,791.99/x - Step 3: Cross multiply
109,203.26x = 163,816.07 × 41,791.99 - Step 4: Simplify right side
109,203.26x = 6,846,199,708.67 - Step 5: Solve for x
x = 6,846,199,708.67/109,203.26 - Step 6: Final answer
x = 62,692.27
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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.