Finding the Fourth Proportional to 183,850.10, 275,483.55 and 121,447.70
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Solution
The fourth proportional to 183,850.10, 275,483.55 and 121,447.70 is: 181,978.92
Step by Step Solution
- Step 1: Write the proportion equation
183,850.10 : 275,483.55 = 121,447.70 : x - Step 2: Convert to fraction form
183,850.10/275,483.55 = 121,447.70/x - Step 3: Cross multiply
183,850.10x = 275,483.55 × 121,447.70 - Step 4: Simplify right side
183,850.10x = 33,456,843,535.34 - Step 5: Solve for x
x = 33,456,843,535.34/183,850.10 - Step 6: Final answer
x = 181,978.92
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1.5x scale
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.