Finding the Fourth Proportional to 113,493.30, 170,239.95 and 101,246.10
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Solution
The fourth proportional to 113,493.30, 170,239.95 and 101,246.10 is: 151,869.15
Step by Step Solution
- Step 1: Write the proportion equation
113,493.30 : 170,239.95 = 101,246.10 : x - Step 2: Convert to fraction form
113,493.30/170,239.95 = 101,246.10/x - Step 3: Cross multiply
113,493.30x = 170,239.95 × 101,246.10 - Step 4: Simplify right side
113,493.30x = 17,236,131,001.70 - Step 5: Solve for x
x = 17,236,131,001.70/113,493.30 - Step 6: Final answer
x = 151,869.15
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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.