Finding the Fourth Proportional to 83,937.96, 125,906.94 and 27,762.98
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Solution
The fourth proportional to 83,937.96, 125,906.94 and 27,762.98 is: 41,644.46
Step by Step Solution
- Step 1: Write the proportion equation
83,937.96 : 125,906.94 = 27,762.98 : x - Step 2: Convert to fraction form
83,937.96/125,906.94 = 27,762.98/x - Step 3: Cross multiply
83,937.96x = 125,906.94 × 27,762.98 - Step 4: Simplify right side
83,937.96x = 3,495,551,227.55 - Step 5: Solve for x
x = 3,495,551,227.55/83,937.96 - Step 6: Final answer
x = 41,644.46
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Similar ratio
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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.