Finding the Fourth Proportional to 107,171.24, 160,745.45 and 43,997.99
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Solution
The fourth proportional to 107,171.24, 160,745.45 and 43,997.99 is: 65,992.29
Step by Step Solution
- Step 1: Write the proportion equation
107,171.24 : 160,745.45 = 43,997.99 : x - Step 2: Convert to fraction form
107,171.24/160,745.45 = 43,997.99/x - Step 3: Cross multiply
107,171.24x = 160,745.45 × 43,997.99 - Step 4: Simplify right side
107,171.24x = 7,072,475,677.93 - Step 5: Solve for x
x = 7,072,475,677.93/107,171.24 - Step 6: Final answer
x = 65,992.29
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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.