Finding the Fourth Proportional to 107,958.36, 161,960.58 and 37,841.88
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Solution
The fourth proportional to 107,958.36, 161,960.58 and 37,841.88 is: 56,770.90
Step by Step Solution
- Step 1: Write the proportion equation
107,958.36 : 161,960.58 = 37,841.88 : x - Step 2: Convert to fraction form
107,958.36/161,960.58 = 37,841.88/x - Step 3: Cross multiply
107,958.36x = 161,960.58 × 37,841.88 - Step 4: Simplify right side
107,958.36x = 6,128,892,833.09 - Step 5: Solve for x
x = 6,128,892,833.09/107,958.36 - Step 6: Final answer
x = 56,770.90
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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.