Finding the Fourth Proportional to 265,201.77, 365,987.42 and 144,347.44
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Solution
The fourth proportional to 265,201.77, 365,987.42 and 144,347.44 is: 199,204.35
Step by Step Solution
- Step 1: Write the proportion equation
265,201.77 : 365,987.42 = 144,347.44 : x - Step 2: Convert to fraction form
265,201.77/365,987.42 = 144,347.44/x - Step 3: Cross multiply
265,201.77x = 365,987.42 × 144,347.44 - Step 4: Simplify right side
265,201.77x = 52,829,347,149.20 - Step 5: Solve for x
x = 52,829,347,149.20/265,201.77 - Step 6: Final answer
x = 199,204.35
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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.