Finding the Fourth Proportional to 132,028.18, 182,198.87 and 71,598.94
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Solution
The fourth proportional to 132,028.18, 182,198.87 and 71,598.94 is: 98,806.52
Step by Step Solution
- Step 1: Write the proportion equation
132,028.18 : 182,198.87 = 71,598.94 : x - Step 2: Convert to fraction form
132,028.18/182,198.87 = 71,598.94/x - Step 3: Cross multiply
132,028.18x = 182,198.87 × 71,598.94 - Step 4: Simplify right side
132,028.18x = 13,045,245,416.20 - Step 5: Solve for x
x = 13,045,245,416.20/132,028.18 - Step 6: Final answer
x = 98,806.52
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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.