Finding the Fourth Proportional to 73,812.94, 101,845.42 and 43,599.53
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Solution
The fourth proportional to 73,812.94, 101,845.42 and 43,599.53 is: 60,157.65
Step by Step Solution
- Step 1: Write the proportion equation
73,812.94 : 101,845.42 = 43,599.53 : x - Step 2: Convert to fraction form
73,812.94/101,845.42 = 43,599.53/x - Step 3: Cross multiply
73,812.94x = 101,845.42 × 43,599.53 - Step 4: Simplify right side
73,812.94x = 4,440,412,590.27 - Step 5: Solve for x
x = 4,440,412,590.27/73,812.94 - Step 6: Final answer
x = 60,157.65
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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.