Finding the Fourth Proportional to 96,771.52, 133,544.87 and 54,330.36
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Solution
The fourth proportional to 96,771.52, 133,544.87 and 54,330.36 is: 74,975.99
Step by Step Solution
- Step 1: Write the proportion equation
96,771.52 : 133,544.87 = 54,330.36 : x - Step 2: Convert to fraction form
96,771.52/133,544.87 = 54,330.36/x - Step 3: Cross multiply
96,771.52x = 133,544.87 × 54,330.36 - Step 4: Simplify right side
96,771.52x = 7,255,540,863.25 - Step 5: Solve for x
x = 7,255,540,863.25/96,771.52 - Step 6: Final answer
x = 74,975.99
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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.