Finding the Fourth Proportional to 95,447.70, 131,723.93 and 53,006.23
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Solution
The fourth proportional to 95,447.70, 131,723.93 and 53,006.23 is: 73,151.99
Step by Step Solution
- Step 1: Write the proportion equation
95,447.70 : 131,723.93 = 53,006.23 : x - Step 2: Convert to fraction form
95,447.70/131,723.93 = 53,006.23/x - Step 3: Cross multiply
95,447.70x = 131,723.93 × 53,006.23 - Step 4: Simplify right side
95,447.70x = 6,982,188,930.08 - Step 5: Solve for x
x = 6,982,188,930.08/95,447.70 - Step 6: Final answer
x = 73,151.99
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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.