Finding the Fourth Proportional to 127,210.19, 190,902.74 and 44,104.19
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Solution
The fourth proportional to 127,210.19, 190,902.74 and 44,104.19 is: 66,186.60
Step by Step Solution
- Step 1: Write the proportion equation
127,210.19 : 190,902.74 = 44,104.19 : x - Step 2: Convert to fraction form
127,210.19/190,902.74 = 44,104.19/x - Step 3: Cross multiply
127,210.19x = 190,902.74 × 44,104.19 - Step 4: Simplify right side
127,210.19x = 8,419,609,541.45 - Step 5: Solve for x
x = 8,419,609,541.45/127,210.19 - Step 6: Final answer
x = 66,186.60
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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.