Finding the Fourth Proportional to 125,749.44, 173,530.76 and 69,160.84
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Solution
The fourth proportional to 125,749.44, 173,530.76 and 69,160.84 is: 95,440.05
Step by Step Solution
- Step 1: Write the proportion equation
125,749.44 : 173,530.76 = 69,160.84 : x - Step 2: Convert to fraction form
125,749.44/173,530.76 = 69,160.84/x - Step 3: Cross multiply
125,749.44x = 173,530.76 × 69,160.84 - Step 4: Simplify right side
125,749.44x = 12,001,533,127.44 - Step 5: Solve for x
x = 12,001,533,127.44/125,749.44 - Step 6: Final answer
x = 95,440.05
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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.