Finding the Fourth Proportional to 203,730.06, 281,133.84 and 123,201.99
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Solution
The fourth proportional to 203,730.06, 281,133.84 and 123,201.99 is: 170,010.50
Step by Step Solution
- Step 1: Write the proportion equation
203,730.06 : 281,133.84 = 123,201.99 : x - Step 2: Convert to fraction form
203,730.06/281,133.84 = 123,201.99/x - Step 3: Cross multiply
203,730.06x = 281,133.84 × 123,201.99 - Step 4: Simplify right side
203,730.06x = 34,636,248,544.34 - Step 5: Solve for x
x = 34,636,248,544.34/203,730.06 - Step 6: Final answer
x = 170,010.50
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1.5x scale
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.