Finding the Fourth Proportional to 146,862.74, 202,621.56 and 101,524.34
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Solution
The fourth proportional to 146,862.74, 202,621.56 and 101,524.34 is: 140,069.70
Step by Step Solution
- Step 1: Write the proportion equation
146,862.74 : 202,621.56 = 101,524.34 : x - Step 2: Convert to fraction form
146,862.74/202,621.56 = 101,524.34/x - Step 3: Cross multiply
146,862.74x = 202,621.56 × 101,524.34 - Step 4: Simplify right side
146,862.74x = 20,571,020,148.77 - Step 5: Solve for x
x = 20,571,020,148.77/146,862.74 - Step 6: Final answer
x = 140,069.70
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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.