Finding the Fourth Proportional to 183,229.80, 274,844.70 and 83,437.80
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Solution
The fourth proportional to 183,229.80, 274,844.70 and 83,437.80 is: 125,156.70
Step by Step Solution
- Step 1: Write the proportion equation
183,229.80 : 274,844.70 = 83,437.80 : x - Step 2: Convert to fraction form
183,229.80/274,844.70 = 83,437.80/x - Step 3: Cross multiply
183,229.80x = 274,844.70 × 83,437.80 - Step 4: Simplify right side
183,229.80x = 22,932,437,109.66 - Step 5: Solve for x
x = 22,932,437,109.66/183,229.80 - Step 6: Final answer
x = 125,156.70
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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.