Finding the Fourth Proportional to 183,453.05, 275,438.78 and 113,469.05
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Solution
The fourth proportional to 183,453.05, 275,438.78 and 113,469.05 is: 170,363.89
Step by Step Solution
- Step 1: Write the proportion equation
183,453.05 : 275,438.78 = 113,469.05 : x - Step 2: Convert to fraction form
183,453.05/275,438.78 = 113,469.05/x - Step 3: Cross multiply
183,453.05x = 275,438.78 × 113,469.05 - Step 4: Simplify right side
183,453.05x = 31,253,776,132.41 - Step 5: Solve for x
x = 31,253,776,132.41/183,453.05 - Step 6: Final answer
x = 170,363.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.