Finding the Fourth Proportional to 96,344.68, 132,958.02 and 53,905.96
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Solution
The fourth proportional to 96,344.68, 132,958.02 and 53,905.96 is: 74,391.55
Step by Step Solution
- Step 1: Write the proportion equation
96,344.68 : 132,958.02 = 53,905.96 : x - Step 2: Convert to fraction form
96,344.68/132,958.02 = 53,905.96/x - Step 3: Cross multiply
96,344.68x = 132,958.02 × 53,905.96 - Step 4: Simplify right side
96,344.68x = 7,167,229,707.80 - Step 5: Solve for x
x = 7,167,229,707.80/96,344.68 - Step 6: Final answer
x = 74,391.55
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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.