Finding the Fourth Proportional to 235,072.44, 352,452.24 and 121,291.20
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Solution
The fourth proportional to 235,072.44, 352,452.24 and 121,291.20 is: 181,856.09
Step by Step Solution
- Step 1: Write the proportion equation
235,072.44 : 352,452.24 = 121,291.20 : x - Step 2: Convert to fraction form
235,072.44/352,452.24 = 121,291.20/x - Step 3: Cross multiply
235,072.44x = 352,452.24 × 121,291.20 - Step 4: Simplify right side
235,072.44x = 42,749,355,132.29 - Step 5: Solve for x
x = 42,749,355,132.29/235,072.44 - Step 6: Final answer
x = 181,856.09
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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.