Finding the Fourth Proportional to 123,325.67, 184,993.71 and 39,083.99
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Solution
The fourth proportional to 123,325.67, 184,993.71 and 39,083.99 is: 58,627.62
Step by Step Solution
- Step 1: Write the proportion equation
123,325.67 : 184,993.71 = 39,083.99 : x - Step 2: Convert to fraction form
123,325.67/184,993.71 = 39,083.99/x - Step 3: Cross multiply
123,325.67x = 184,993.71 × 39,083.99 - Step 4: Simplify right side
123,325.67x = 7,230,291,240.17 - Step 5: Solve for x
x = 7,230,291,240.17/123,325.67 - Step 6: Final answer
x = 58,627.62
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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.