Finding the Fourth Proportional to 166,768.48, 230,176.24 and 106,325.20
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Solution
The fourth proportional to 166,768.48, 230,176.24 and 106,325.20 is: 146,751.56
Step by Step Solution
- Step 1: Write the proportion equation
166,768.48 : 230,176.24 = 106,325.20 : x - Step 2: Convert to fraction form
166,768.48/230,176.24 = 106,325.20/x - Step 3: Cross multiply
166,768.48x = 230,176.24 × 106,325.20 - Step 4: Simplify right side
166,768.48x = 24,473,534,753.25 - Step 5: Solve for x
x = 24,473,534,753.25/166,768.48 - Step 6: Final answer
x = 146,751.56
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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.