Finding the Fourth Proportional to 174,122.01, 261,182.97 and 114,943.80
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Solution
The fourth proportional to 174,122.01, 261,182.97 and 114,943.80 is: 172,415.67
Step by Step Solution
- Step 1: Write the proportion equation
174,122.01 : 261,182.97 = 114,943.80 : x - Step 2: Convert to fraction form
174,122.01/261,182.97 = 114,943.80/x - Step 3: Cross multiply
174,122.01x = 261,182.97 × 114,943.80 - Step 4: Simplify right side
174,122.01x = 30,021,363,067.09 - Step 5: Solve for x
x = 30,021,363,067.09/174,122.01 - Step 6: Final answer
x = 172,415.67
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1.5x scale
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.