Finding the Fourth Proportional to 73,531.44, 101,473.44 and 39,997.44
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Solution
The fourth proportional to 73,531.44, 101,473.44 and 39,997.44 is: 55,196.50
Step by Step Solution
- Step 1: Write the proportion equation
73,531.44 : 101,473.44 = 39,997.44 : x - Step 2: Convert to fraction form
73,531.44/101,473.44 = 39,997.44/x - Step 3: Cross multiply
73,531.44x = 101,473.44 × 39,997.44 - Step 4: Simplify right side
73,531.44x = 4,058,677,827.99 - Step 5: Solve for x
x = 4,058,677,827.99/73,531.44 - Step 6: Final answer
x = 55,196.50
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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.