Finding the Fourth Proportional to 71,725.42, 107,586.91 and 24,977.08
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Solution
The fourth proportional to 71,725.42, 107,586.91 and 24,977.08 is: 37,465.20
Step by Step Solution
- Step 1: Write the proportion equation
71,725.42 : 107,586.91 = 24,977.08 : x - Step 2: Convert to fraction form
71,725.42/107,586.91 = 24,977.08/x - Step 3: Cross multiply
71,725.42x = 107,586.91 × 24,977.08 - Step 4: Simplify right side
71,725.42x = 2,687,206,858.02 - Step 5: Solve for x
x = 2,687,206,858.02/71,725.42 - Step 6: Final answer
x = 37,465.20
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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.