Finding the Fourth Proportional to 186,296.22, 257,087.49 and 101,413.08
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Solution
The fourth proportional to 186,296.22, 257,087.49 and 101,413.08 is: 139,949.35
Step by Step Solution
- Step 1: Write the proportion equation
186,296.22 : 257,087.49 = 101,413.08 : x - Step 2: Convert to fraction form
186,296.22/257,087.49 = 101,413.08/x - Step 3: Cross multiply
186,296.22x = 257,087.49 × 101,413.08 - Step 4: Simplify right side
186,296.22x = 26,072,034,190.37 - Step 5: Solve for x
x = 26,072,034,190.37/186,296.22 - Step 6: Final answer
x = 139,949.35
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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.