Finding the Fourth Proportional to 161,714.24, 242,469.56 and 49,357.08
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Solution
The fourth proportional to 161,714.24, 242,469.56 and 49,357.08 is: 74,004.55
Step by Step Solution
- Step 1: Write the proportion equation
161,714.24 : 242,469.56 = 49,357.08 : x - Step 2: Convert to fraction form
161,714.24/242,469.56 = 49,357.08/x - Step 3: Cross multiply
161,714.24x = 242,469.56 × 49,357.08 - Step 4: Simplify right side
161,714.24x = 11,967,589,470.48 - Step 5: Solve for x
x = 11,967,589,470.48/161,714.24 - Step 6: Final answer
x = 74,004.55
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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.