Finding the Fourth Proportional to 66,767.09, 100,126.94 and 24,638.18
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Solution
The fourth proportional to 66,767.09, 100,126.94 and 24,638.18 is: 36,948.52
Step by Step Solution
- Step 1: Write the proportion equation
66,767.09 : 100,126.94 = 24,638.18 : x - Step 2: Convert to fraction form
66,767.09/100,126.94 = 24,638.18/x - Step 3: Cross multiply
66,767.09x = 100,126.94 × 24,638.18 - Step 4: Simplify right side
66,767.09x = 2,466,944,946.74 - Step 5: Solve for x
x = 2,466,944,946.74/66,767.09 - Step 6: Final answer
x = 36,948.52
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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.