Finding the Fourth Proportional to 75,325.93, 103,949.50 and 41,334.99
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Solution
The fourth proportional to 75,325.93, 103,949.50 and 41,334.99 is: 57,042.13
Step by Step Solution
- Step 1: Write the proportion equation
75,325.93 : 103,949.50 = 41,334.99 : x - Step 2: Convert to fraction form
75,325.93/103,949.50 = 41,334.99/x - Step 3: Cross multiply
75,325.93x = 103,949.50 × 41,334.99 - Step 4: Simplify right side
75,325.93x = 4,296,751,543.01 - Step 5: Solve for x
x = 4,296,751,543.01/75,325.93 - Step 6: Final answer
x = 57,042.13
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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.