Finding the Fourth Proportional to 110,097.99, 151,930.14 and 62,351.69
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Solution
The fourth proportional to 110,097.99, 151,930.14 and 62,351.69 is: 86,042.44
Step by Step Solution
- Step 1: Write the proportion equation
110,097.99 : 151,930.14 = 62,351.69 : x - Step 2: Convert to fraction form
110,097.99/151,930.14 = 62,351.69/x - Step 3: Cross multiply
110,097.99x = 151,930.14 × 62,351.69 - Step 4: Simplify right side
110,097.99x = 9,473,100,231.29 - Step 5: Solve for x
x = 9,473,100,231.29/110,097.99 - Step 6: Final answer
x = 86,042.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.