Finding the Fourth Proportional to 176,205.22, 243,052.60 and 104,534.50
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Solution
The fourth proportional to 176,205.22, 243,052.60 and 104,534.50 is: 144,191.99
Step by Step Solution
- Step 1: Write the proportion equation
176,205.22 : 243,052.60 = 104,534.50 : x - Step 2: Convert to fraction form
176,205.22/243,052.60 = 104,534.50/x - Step 3: Cross multiply
176,205.22x = 243,052.60 × 104,534.50 - Step 4: Simplify right side
176,205.22x = 25,407,382,014.70 - Step 5: Solve for x
x = 25,407,382,014.70/176,205.22 - Step 6: Final answer
x = 144,191.99
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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.