Finding the Fourth Proportional to 73,227.75, 101,024.42 and 47,724.80
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Solution
The fourth proportional to 73,227.75, 101,024.42 and 47,724.80 is: 65,840.75
Step by Step Solution
- Step 1: Write the proportion equation
73,227.75 : 101,024.42 = 47,724.80 : x - Step 2: Convert to fraction form
73,227.75/101,024.42 = 47,724.80/x - Step 3: Cross multiply
73,227.75x = 101,024.42 × 47,724.80 - Step 4: Simplify right side
73,227.75x = 4,821,369,495.87 - Step 5: Solve for x
x = 4,821,369,495.87/73,227.75 - Step 6: Final answer
x = 65,840.75
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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.