Finding the Fourth Proportional to 82,524,101.80, 123,786,152.70 and 44,260,349.80
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Solution
The fourth proportional to 82,524,101.80, 123,786,152.70 and 44,260,349.80 is: 66,390,524.70
Step by Step Solution
- Step 1: Write the proportion equation
82,524,101.80 : 123,786,152.70 = 44,260,349.80 : x - Step 2: Convert to fraction form
82,524,101.80/123,786,152.70 = 44,260,349.80/x - Step 3: Cross multiply
82,524,101.80x = 123,786,152.70 × 44,260,349.80 - Step 4: Simplify right side
82,524,101.80x = 5,478,818,418,898,214 - Step 5: Solve for x
x = 5,478,818,418,898,214/82,524,101.80 - Step 6: Final answer
x = 66,390,524.70
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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.