Finding the Fourth Proportional to 147,272.01, 203,355.21 and 120,052.36
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Solution
The fourth proportional to 147,272.01, 203,355.21 and 120,052.36 is: 165,769.95
Step by Step Solution
- Step 1: Write the proportion equation
147,272.01 : 203,355.21 = 120,052.36 : x - Step 2: Convert to fraction form
147,272.01/203,355.21 = 120,052.36/x - Step 3: Cross multiply
147,272.01x = 203,355.21 × 120,052.36 - Step 4: Simplify right side
147,272.01x = 24,413,273,583.19 - Step 5: Solve for x
x = 24,413,273,583.19/147,272.01 - Step 6: Final answer
x = 165,769.95
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1.5x scale
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.