Finding the Fourth Proportional to 179,775.27, 248,001.01 and 117,648.99
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Solution
The fourth proportional to 179,775.27, 248,001.01 and 117,648.99 is: 162,297.45
Step by Step Solution
- Step 1: Write the proportion equation
179,775.27 : 248,001.01 = 117,648.99 : x - Step 2: Convert to fraction form
179,775.27/248,001.01 = 117,648.99/x - Step 3: Cross multiply
179,775.27x = 248,001.01 × 117,648.99 - Step 4: Simplify right side
179,775.27x = 29,177,068,051.36 - Step 5: Solve for x
x = 29,177,068,051.36/179,775.27 - Step 6: Final answer
x = 162,297.45
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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.