Finding the Fourth Proportional to 109,668.26, 164,503.20 and 26,562.26
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Solution
The fourth proportional to 109,668.26, 164,503.20 and 26,562.26 is: 39,843.59
Step by Step Solution
- Step 1: Write the proportion equation
109,668.26 : 164,503.20 = 26,562.26 : x - Step 2: Convert to fraction form
109,668.26/164,503.20 = 26,562.26/x - Step 3: Cross multiply
109,668.26x = 164,503.20 × 26,562.26 - Step 4: Simplify right side
109,668.26x = 4,369,576,769.23 - Step 5: Solve for x
x = 4,369,576,769.23/109,668.26 - Step 6: Final answer
x = 39,843.59
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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.