Finding the Fourth Proportional to 135,024.20, 202,244.70 and 117,528.20
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Solution
The fourth proportional to 135,024.20, 202,244.70 and 117,528.20 is: 176,038.48
Step by Step Solution
- Step 1: Write the proportion equation
135,024.20 : 202,244.70 = 117,528.20 : x - Step 2: Convert to fraction form
135,024.20/202,244.70 = 117,528.20/x - Step 3: Cross multiply
135,024.20x = 202,244.70 × 117,528.20 - Step 4: Simplify right side
135,024.20x = 23,769,455,550.54 - Step 5: Solve for x
x = 23,769,455,550.54/135,024.20 - Step 6: Final answer
x = 176,038.48
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1.5x scale
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.