Finding the Fourth Proportional to 73,266.05, 102,805.75 and 73,266.05
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Solution
The fourth proportional to 73,266.05, 102,805.75 and 73,266.05 is: 102,805.75
Step by Step Solution
- Step 1: Write the proportion equation
73,266.05 : 102,805.75 = 73,266.05 : x - Step 2: Convert to fraction form
73,266.05/102,805.75 = 73,266.05/x - Step 3: Cross multiply
73,266.05x = 102,805.75 × 73,266.05 - Step 4: Simplify right side
73,266.05x = 7,532,171,219.79 - Step 5: Solve for x
x = 7,532,171,219.79/73,266.05 - Step 6: Final answer
x = 102,805.75
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.