Finding the Fourth Proportional to 126,955.24, 175,195.62 and 70,366.12
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Solution
The fourth proportional to 126,955.24, 175,195.62 and 70,366.12 is: 97,103.80
Step by Step Solution
- Step 1: Write the proportion equation
126,955.24 : 175,195.62 = 70,366.12 : x - Step 2: Convert to fraction form
126,955.24/175,195.62 = 70,366.12/x - Step 3: Cross multiply
126,955.24x = 175,195.62 × 70,366.12 - Step 4: Simplify right side
126,955.24x = 12,327,836,020.39 - Step 5: Solve for x
x = 12,327,836,020.39/126,955.24 - Step 6: Final answer
x = 97,103.80
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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.