Finding the Fourth Proportional to 125,750.13, 173,532.30 and 69,162.45
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Solution
The fourth proportional to 125,750.13, 173,532.30 and 69,162.45 is: 95,442.60
Step by Step Solution
- Step 1: Write the proportion equation
125,750.13 : 173,532.30 = 69,162.45 : x - Step 2: Convert to fraction form
125,750.13/173,532.30 = 69,162.45/x - Step 3: Cross multiply
125,750.13x = 173,532.30 × 69,162.45 - Step 4: Simplify right side
125,750.13x = 12,001,919,022.14 - Step 5: Solve for x
x = 12,001,919,022.14/125,750.13 - Step 6: Final answer
x = 95,442.60
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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.