Finding the Fourth Proportional to 67,649.99, 101,060.16 and 48,768.89
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Solution
The fourth proportional to 67,649.99, 101,060.16 and 48,768.89 is: 72,854.28
Step by Step Solution
- Step 1: Write the proportion equation
67,649.99 : 101,060.16 = 48,768.89 : x - Step 2: Convert to fraction form
67,649.99/101,060.16 = 48,768.89/x - Step 3: Cross multiply
67,649.99x = 101,060.16 × 48,768.89 - Step 4: Simplify right side
67,649.99x = 4,928,591,138.24 - Step 5: Solve for x
x = 4,928,591,138.24/67,649.99 - Step 6: Final answer
x = 72,854.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.