Finding the Fourth Proportional to 229,523.80, 316,654.14 and 169,237.12
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Solution
The fourth proportional to 229,523.80, 316,654.14 and 169,237.12 is: 233,481.82
Step by Step Solution
- Step 1: Write the proportion equation
229,523.80 : 316,654.14 = 169,237.12 : x - Step 2: Convert to fraction form
229,523.80/316,654.14 = 169,237.12/x - Step 3: Cross multiply
229,523.80x = 316,654.14 × 169,237.12 - Step 4: Simplify right side
229,523.80x = 53,589,634,689.68 - Step 5: Solve for x
x = 53,589,634,689.68/229,523.80 - Step 6: Final answer
x = 233,481.82
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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.