Finding the Fourth Proportional to 83,543.07, 125,326.52 and 27,371.17
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Solution
The fourth proportional to 83,543.07, 125,326.52 and 27,371.17 is: 41,060.66
Step by Step Solution
- Step 1: Write the proportion equation
83,543.07 : 125,326.52 = 27,371.17 : x - Step 2: Convert to fraction form
83,543.07/125,326.52 = 27,371.17/x - Step 3: Cross multiply
83,543.07x = 125,326.52 × 27,371.17 - Step 4: Simplify right side
83,543.07x = 3,430,333,308.07 - Step 5: Solve for x
x = 3,430,333,308.07/83,543.07 - Step 6: Final answer
x = 41,060.66
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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.