Finding the Fourth Proportional to 88,413.24, 122,010.13 and 48,126.87
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Solution
The fourth proportional to 88,413.24, 122,010.13 and 48,126.87 is: 66,415.00
Step by Step Solution
- Step 1: Write the proportion equation
88,413.24 : 122,010.13 = 48,126.87 : x - Step 2: Convert to fraction form
88,413.24/122,010.13 = 48,126.87/x - Step 3: Cross multiply
88,413.24x = 122,010.13 × 48,126.87 - Step 4: Simplify right side
88,413.24x = 5,871,965,665.19 - Step 5: Solve for x
x = 5,871,965,665.19/88,413.24 - Step 6: Final answer
x = 66,415.00
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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.