Finding the Fourth Proportional to 132,599.88, 182,992.18 and 76,021.96
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Solution
The fourth proportional to 132,599.88, 182,992.18 and 76,021.96 is: 104,912.80
Step by Step Solution
- Step 1: Write the proportion equation
132,599.88 : 182,992.18 = 76,021.96 : x - Step 2: Convert to fraction form
132,599.88/182,992.18 = 76,021.96/x - Step 3: Cross multiply
132,599.88x = 182,992.18 × 76,021.96 - Step 4: Simplify right side
132,599.88x = 13,911,424,188.27 - Step 5: Solve for x
x = 13,911,424,188.27/132,599.88 - Step 6: Final answer
x = 104,912.80
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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.