Finding the Fourth Proportional to 166,760.28, 230,164.80 and 106,317
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Solution
The fourth proportional to 166,760.28, 230,164.80 and 106,317 is: 146,740.17
Step by Step Solution
- Step 1: Write the proportion equation
166,760.28 : 230,164.80 = 106,317 : x - Step 2: Convert to fraction form
166,760.28/230,164.80 = 106,317/x - Step 3: Cross multiply
166,760.28x = 230,164.80 × 106,317 - Step 4: Simplify right side
166,760.28x = 24,470,431,041.60 - Step 5: Solve for x
x = 24,470,431,041.60/166,760.28 - Step 6: Final answer
x = 146,740.17
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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.