Finding the Fourth Proportional to 160,791.36, 241,183.28 and 42,470.96
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Solution
The fourth proportional to 160,791.36, 241,183.28 and 42,470.96 is: 63,705.45
Step by Step Solution
- Step 1: Write the proportion equation
160,791.36 : 241,183.28 = 42,470.96 : x - Step 2: Convert to fraction form
160,791.36/241,183.28 = 42,470.96/x - Step 3: Cross multiply
160,791.36x = 241,183.28 × 42,470.96 - Step 4: Simplify right side
160,791.36x = 10,243,285,437.55 - Step 5: Solve for x
x = 10,243,285,437.55/160,791.36 - Step 6: Final answer
x = 63,705.45
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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.