Finding the Fourth Proportional to 164,202.26, 246,303.38 and 126,816.87
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Solution
The fourth proportional to 164,202.26, 246,303.38 and 126,816.87 is: 190,225.31
Step by Step Solution
- Step 1: Write the proportion equation
164,202.26 : 246,303.38 = 126,816.87 : x - Step 2: Convert to fraction form
164,202.26/246,303.38 = 126,816.87/x - Step 3: Cross multiply
164,202.26x = 246,303.38 × 126,816.87 - Step 4: Simplify right side
164,202.26x = 31,235,424,962.70 - Step 5: Solve for x
x = 31,235,424,962.70/164,202.26 - Step 6: Final answer
x = 190,225.31
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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.