Finding the Fourth Proportional to 172,716.24, 258,596.01 and 88,294.68
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Solution
The fourth proportional to 172,716.24, 258,596.01 and 88,294.68 is: 132,197.48
Step by Step Solution
- Step 1: Write the proportion equation
172,716.24 : 258,596.01 = 88,294.68 : x - Step 2: Convert to fraction form
172,716.24/258,596.01 = 88,294.68/x - Step 3: Cross multiply
172,716.24x = 258,596.01 × 88,294.68 - Step 4: Simplify right side
172,716.24x = 22,832,651,952.23 - Step 5: Solve for x
x = 22,832,651,952.23/172,716.24 - Step 6: Final answer
x = 132,197.48
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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.