Finding the Fourth Proportional to 73,712.49, 101,723.11 and 43,497.87
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Solution
The fourth proportional to 73,712.49, 101,723.11 and 43,497.87 is: 60,026.99
Step by Step Solution
- Step 1: Write the proportion equation
73,712.49 : 101,723.11 = 43,497.87 : x - Step 2: Convert to fraction form
73,712.49/101,723.11 = 43,497.87/x - Step 3: Cross multiply
73,712.49x = 101,723.11 × 43,497.87 - Step 4: Simplify right side
73,712.49x = 4,424,738,614.78 - Step 5: Solve for x
x = 4,424,738,614.78/73,712.49 - Step 6: Final answer
x = 60,026.99
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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.