Finding the Fourth Proportional to 109,823.94, 164,673.51 and 43,227.99
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Solution
The fourth proportional to 109,823.94, 164,673.51 and 43,227.99 is: 64,817.42
Step by Step Solution
- Step 1: Write the proportion equation
109,823.94 : 164,673.51 = 43,227.99 : x - Step 2: Convert to fraction form
109,823.94/164,673.51 = 43,227.99/x - Step 3: Cross multiply
109,823.94x = 164,673.51 × 43,227.99 - Step 4: Simplify right side
109,823.94x = 7,118,504,843.54 - Step 5: Solve for x
x = 7,118,504,843.54/109,823.94 - Step 6: Final answer
x = 64,817.42
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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.