Finding the Fourth Proportional to 73,099.68, 100,876.98 and 41,274.84
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Solution
The fourth proportional to 73,099.68, 100,876.98 and 41,274.84 is: 56,958.95
Step by Step Solution
- Step 1: Write the proportion equation
73,099.68 : 100,876.98 = 41,274.84 : x - Step 2: Convert to fraction form
73,099.68/100,876.98 = 41,274.84/x - Step 3: Cross multiply
73,099.68x = 100,876.98 × 41,274.84 - Step 4: Simplify right side
73,099.68x = 4,163,681,209.18 - Step 5: Solve for x
x = 4,163,681,209.18/73,099.68 - Step 6: Final answer
x = 56,958.95
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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.