Finding the Fourth Proportional to 48,406,512.25, 66,800,988.27 and 26,676,480.25
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Solution
The fourth proportional to 48,406,512.25, 66,800,988.27 and 26,676,480.25 is: 36,813,543.50
Step by Step Solution
- Step 1: Write the proportion equation
48,406,512.25 : 66,800,988.27 = 26,676,480.25 : x - Step 2: Convert to fraction form
48,406,512.25/66,800,988.27 = 26,676,480.25/x - Step 3: Cross multiply
48,406,512.25x = 66,800,988.27 × 26,676,480.25 - Step 4: Simplify right side
48,406,512.25x = 1,782,015,244,265,136.75 - Step 5: Solve for x
x = 1,782,015,244,265,136.75/48,406,512.25 - Step 6: Final answer
x = 36,813,543.50
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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.