Finding the Fourth Proportional to 271,657.23, 374,868.21 and 150,788.99
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Solution
The fourth proportional to 271,657.23, 374,868.21 and 150,788.99 is: 208,078.40
Step by Step Solution
- Step 1: Write the proportion equation
271,657.23 : 374,868.21 = 150,788.99 : x - Step 2: Convert to fraction form
271,657.23/374,868.21 = 150,788.99/x - Step 3: Cross multiply
271,657.23x = 374,868.21 × 150,788.99 - Step 4: Simplify right side
271,657.23x = 56,525,999,847.54 - Step 5: Solve for x
x = 56,525,999,847.54/271,657.23 - Step 6: Final answer
x = 208,078.40
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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.