Finding the Fourth Proportional to 173,413.80, 260,120.70 and 161,749.80
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Solution
The fourth proportional to 173,413.80, 260,120.70 and 161,749.80 is: 242,624.70
Step by Step Solution
- Step 1: Write the proportion equation
173,413.80 : 260,120.70 = 161,749.80 : x - Step 2: Convert to fraction form
173,413.80/260,120.70 = 161,749.80/x - Step 3: Cross multiply
173,413.80x = 260,120.70 × 161,749.80 - Step 4: Simplify right side
173,413.80x = 42,074,471,200.86 - Step 5: Solve for x
x = 42,074,471,200.86/173,413.80 - Step 6: Final answer
x = 242,624.70
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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.