Finding the Fourth Proportional to 363,447.96, 545,193.81 and 114,129.96
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Solution
The fourth proportional to 363,447.96, 545,193.81 and 114,129.96 is: 171,201.81
Step by Step Solution
- Step 1: Write the proportion equation
363,447.96 : 545,193.81 = 114,129.96 : x - Step 2: Convert to fraction form
363,447.96/545,193.81 = 114,129.96/x - Step 3: Cross multiply
363,447.96x = 545,193.81 × 114,129.96 - Step 4: Simplify right side
363,447.96x = 62,222,947,727.55 - Step 5: Solve for x
x = 62,222,947,727.55/363,447.96 - Step 6: Final answer
x = 171,201.81
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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.