Finding the Fourth Proportional to 96,324.96, 132,934.80 and 53,880.96
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Solution
The fourth proportional to 96,324.96, 132,934.80 and 53,880.96 is: 74,359.28
Step by Step Solution
- Step 1: Write the proportion equation
96,324.96 : 132,934.80 = 53,880.96 : x - Step 2: Convert to fraction form
96,324.96/132,934.80 = 53,880.96/x - Step 3: Cross multiply
96,324.96x = 132,934.80 × 53,880.96 - Step 4: Simplify right side
96,324.96x = 7,162,654,641.41 - Step 5: Solve for x
x = 7,162,654,641.41/96,324.96 - Step 6: Final answer
x = 74,359.28
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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.