Finding the Fourth Proportional to 292,174.24, 438,458.19 and 114,660.31
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Solution
The fourth proportional to 292,174.24, 438,458.19 and 114,660.31 is: 172,067.71
Step by Step Solution
- Step 1: Write the proportion equation
292,174.24 : 438,458.19 = 114,660.31 : x - Step 2: Convert to fraction form
292,174.24/438,458.19 = 114,660.31/x - Step 3: Cross multiply
292,174.24x = 438,458.19 × 114,660.31 - Step 4: Simplify right side
292,174.24x = 50,273,751,987.44 - Step 5: Solve for x
x = 50,273,751,987.44/292,174.24 - Step 6: Final answer
x = 172,067.71
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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.