Finding the Fourth Proportional to 96,344.19, 132,955.14 and 53,902.75
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Solution
The fourth proportional to 96,344.19, 132,955.14 and 53,902.75 is: 74,385.88
Step by Step Solution
- Step 1: Write the proportion equation
96,344.19 : 132,955.14 = 53,902.75 : x - Step 2: Convert to fraction form
96,344.19/132,955.14 = 53,902.75/x - Step 3: Cross multiply
96,344.19x = 132,955.14 × 53,902.75 - Step 4: Simplify right side
96,344.19x = 7,166,647,672.64 - Step 5: Solve for x
x = 7,166,647,672.64/96,344.19 - Step 6: Final answer
x = 74,385.88
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1.5x scale
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.