Finding the Fourth Proportional to 171,647.76, 236,883.62 and 96,201.12
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Solution
The fourth proportional to 171,647.76, 236,883.62 and 96,201.12 is: 132,762.99
Step by Step Solution
- Step 1: Write the proportion equation
171,647.76 : 236,883.62 = 96,201.12 : x - Step 2: Convert to fraction form
171,647.76/236,883.62 = 96,201.12/x - Step 3: Cross multiply
171,647.76x = 236,883.62 × 96,201.12 - Step 4: Simplify right side
171,647.76x = 22,788,469,553.65 - Step 5: Solve for x
x = 22,788,469,553.65/171,647.76 - Step 6: Final answer
x = 132,762.99
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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.