Finding the Fourth Proportional to 174,902.40, 262,479.68 and 69,660.48
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Solution
The fourth proportional to 174,902.40, 262,479.68 and 69,660.48 is: 104,540.94
Step by Step Solution
- Step 1: Write the proportion equation
174,902.40 : 262,479.68 = 69,660.48 : x - Step 2: Convert to fraction form
174,902.40/262,479.68 = 69,660.48/x - Step 3: Cross multiply
174,902.40x = 262,479.68 × 69,660.48 - Step 4: Simplify right side
174,902.40x = 18,284,460,499.05 - Step 5: Solve for x
x = 18,284,460,499.05/174,902.40 - Step 6: Final answer
x = 104,540.94
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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.