Finding the Fourth Proportional to 71,567,207.93, 107,350,811.90 and 60,481,742.33
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Solution
The fourth proportional to 71,567,207.93, 107,350,811.90 and 60,481,742.33 is: 90,722,613.50
Step by Step Solution
- Step 1: Write the proportion equation
71,567,207.93 : 107,350,811.90 = 60,481,742.33 : x - Step 2: Convert to fraction form
71,567,207.93/107,350,811.90 = 60,481,742.33/x - Step 3: Cross multiply
71,567,207.93x = 107,350,811.90 × 60,481,742.33 - Step 4: Simplify right side
71,567,207.93x = 6,492,764,144,252,098 - Step 5: Solve for x
x = 6,492,764,144,252,098/71,567,207.93 - Step 6: Final answer
x = 90,722,613.50
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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.