Finding the Fourth Proportional to 83,740.20, 125,596.26 and 27,580.92
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Solution
The fourth proportional to 83,740.20, 125,596.26 and 27,580.92 is: 41,366.76
Step by Step Solution
- Step 1: Write the proportion equation
83,740.20 : 125,596.26 = 27,580.92 : x - Step 2: Convert to fraction form
83,740.20/125,596.26 = 27,580.92/x - Step 3: Cross multiply
83,740.20x = 125,596.26 × 27,580.92 - Step 4: Simplify right side
83,740.20x = 3,464,060,399.36 - Step 5: Solve for x
x = 3,464,060,399.36/83,740.20 - Step 6: Final answer
x = 41,366.76
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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.