Finding the Fourth Proportional to 96,322.62, 132,917.97 and 53,872.95
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Solution
The fourth proportional to 96,322.62, 132,917.97 and 53,872.95 is: 74,340.62
Step by Step Solution
- Step 1: Write the proportion equation
96,322.62 : 132,917.97 = 53,872.95 : x - Step 2: Convert to fraction form
96,322.62/132,917.97 = 53,872.95/x - Step 3: Cross multiply
96,322.62x = 132,917.97 × 53,872.95 - Step 4: Simplify right side
96,322.62x = 7,160,683,151.91 - Step 5: Solve for x
x = 7,160,683,151.91/96,322.62 - Step 6: Final answer
x = 74,340.62
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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.