Finding the Fourth Proportional to 75,164.07, 112,759.11 and 25,248.99
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Solution
The fourth proportional to 75,164.07, 112,759.11 and 25,248.99 is: 37,877.85
Step by Step Solution
- Step 1: Write the proportion equation
75,164.07 : 112,759.11 = 25,248.99 : x - Step 2: Convert to fraction form
75,164.07/112,759.11 = 25,248.99/x - Step 3: Cross multiply
75,164.07x = 112,759.11 × 25,248.99 - Step 4: Simplify right side
75,164.07x = 2,847,053,640.80 - Step 5: Solve for x
x = 2,847,053,640.80/75,164.07 - Step 6: Final answer
x = 37,877.85
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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.