Finding the Fourth Proportional to 195,228.10, 269,413.05 and 110,344.90
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Solution
The fourth proportional to 195,228.10, 269,413.05 and 110,344.90 is: 152,274.99
Step by Step Solution
- Step 1: Write the proportion equation
195,228.10 : 269,413.05 = 110,344.90 : x - Step 2: Convert to fraction form
195,228.10/269,413.05 = 110,344.90/x - Step 3: Cross multiply
195,228.10x = 269,413.05 × 110,344.90 - Step 4: Simplify right side
195,228.10x = 29,728,356,060.95 - Step 5: Solve for x
x = 29,728,356,060.95/195,228.10 - Step 6: Final answer
x = 152,274.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.