Finding the Fourth Proportional to 73,713.93, 101,644.84 and 49,799.08
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Solution
The fourth proportional to 73,713.93, 101,644.84 and 49,799.08 is: 68,668.42
Step by Step Solution
- Step 1: Write the proportion equation
73,713.93 : 101,644.84 = 49,799.08 : x - Step 2: Convert to fraction form
73,713.93/101,644.84 = 49,799.08/x - Step 3: Cross multiply
73,713.93x = 101,644.84 × 49,799.08 - Step 4: Simplify right side
73,713.93x = 5,061,819,269.75 - Step 5: Solve for x
x = 5,061,819,269.75/73,713.93 - Step 6: Final answer
x = 68,668.42
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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.