Finding the Fourth Proportional to 132,186.99, 182,419.11 and 73,251.44
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Solution
The fourth proportional to 132,186.99, 182,419.11 and 73,251.44 is: 101,087.58
Step by Step Solution
- Step 1: Write the proportion equation
132,186.99 : 182,419.11 = 73,251.44 : x - Step 2: Convert to fraction form
132,186.99/182,419.11 = 73,251.44/x - Step 3: Cross multiply
132,186.99x = 182,419.11 × 73,251.44 - Step 4: Simplify right side
132,186.99x = 13,362,462,491.02 - Step 5: Solve for x
x = 13,362,462,491.02/132,186.99 - Step 6: Final answer
x = 101,087.58
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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.