Finding the Fourth Proportional to 182,654.64, 251,762.22 and 122,203.62
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Solution
The fourth proportional to 182,654.64, 251,762.22 and 122,203.62 is: 168,439.49
Step by Step Solution
- Step 1: Write the proportion equation
182,654.64 : 251,762.22 = 122,203.62 : x - Step 2: Convert to fraction form
182,654.64/251,762.22 = 122,203.62/x - Step 3: Cross multiply
182,654.64x = 251,762.22 × 122,203.62 - Step 4: Simplify right side
182,654.64x = 30,766,254,663.24 - Step 5: Solve for x
x = 30,766,254,663.24/182,654.64 - Step 6: Final answer
x = 168,439.49
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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.