Finding the Fourth Proportional to 118,222.02, 177,413.36 and 48,114.09
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Solution
The fourth proportional to 118,222.02, 177,413.36 and 48,114.09 is: 72,203.83
Step by Step Solution
- Step 1: Write the proportion equation
118,222.02 : 177,413.36 = 48,114.09 : x - Step 2: Convert to fraction form
118,222.02/177,413.36 = 48,114.09/x - Step 3: Cross multiply
118,222.02x = 177,413.36 × 48,114.09 - Step 4: Simplify right side
118,222.02x = 8,536,082,129.67 - Step 5: Solve for x
x = 8,536,082,129.67/118,222.02 - Step 6: Final answer
x = 72,203.83
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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.