Finding the Fourth Proportional to 94,325.10, 141,504.99 and 31,149.51
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Solution
The fourth proportional to 94,325.10, 141,504.99 and 31,149.51 is: 46,729.99
Step by Step Solution
- Step 1: Write the proportion equation
94,325.10 : 141,504.99 = 31,149.51 : x - Step 2: Convert to fraction form
94,325.10/141,504.99 = 31,149.51/x - Step 3: Cross multiply
94,325.10x = 141,504.99 × 31,149.51 - Step 4: Simplify right side
94,325.10x = 4,407,811,101.05 - Step 5: Solve for x
x = 4,407,811,101.05/94,325.10 - Step 6: Final answer
x = 46,729.99
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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.