Finding the Fourth Proportional to 133,842.44, 184,702.84 and 73,413.60
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Solution
The fourth proportional to 133,842.44, 184,702.84 and 73,413.60 is: 101,310.92
Step by Step Solution
- Step 1: Write the proportion equation
133,842.44 : 184,702.84 = 73,413.60 : x - Step 2: Convert to fraction form
133,842.44/184,702.84 = 73,413.60/x - Step 3: Cross multiply
133,842.44x = 184,702.84 × 73,413.60 - Step 4: Simplify right side
133,842.44x = 13,559,700,414.62 - Step 5: Solve for x
x = 13,559,700,414.62/133,842.44 - Step 6: Final answer
x = 101,310.92
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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.