Finding the Fourth Proportional to 50,625.56, 69,863.50 and 27,655.70
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Solution
The fourth proportional to 50,625.56, 69,863.50 and 27,655.70 is: 38,164.99
Step by Step Solution
- Step 1: Write the proportion equation
50,625.56 : 69,863.50 = 27,655.70 : x - Step 2: Convert to fraction form
50,625.56/69,863.50 = 27,655.70/x - Step 3: Cross multiply
50,625.56x = 69,863.50 × 27,655.70 - Step 4: Simplify right side
50,625.56x = 1,932,123,996.95 - Step 5: Solve for x
x = 1,932,123,996.95/50,625.56 - Step 6: Final answer
x = 38,164.99
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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.