Finding the Fourth Proportional to 75,260.97, 103,775.00 and 48,000.59
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Solution
The fourth proportional to 75,260.97, 103,775.00 and 48,000.59 is: 66,186.52
Step by Step Solution
- Step 1: Write the proportion equation
75,260.97 : 103,775.00 = 48,000.59 : x - Step 2: Convert to fraction form
75,260.97/103,775.00 = 48,000.59/x - Step 3: Cross multiply
75,260.97x = 103,775.00 × 48,000.59 - Step 4: Simplify right side
75,260.97x = 4,981,261,606.69 - Step 5: Solve for x
x = 4,981,261,606.69/75,260.97 - Step 6: Final answer
x = 66,186.52
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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.