Finding the Fourth Proportional to 193,542.05, 290,347.11 and 88,371.65
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Solution
The fourth proportional to 193,542.05, 290,347.11 and 88,371.65 is: 132,573.01
Step by Step Solution
- Step 1: Write the proportion equation
193,542.05 : 290,347.11 = 88,371.65 : x - Step 2: Convert to fraction form
193,542.05/290,347.11 = 88,371.65/x - Step 3: Cross multiply
193,542.05x = 290,347.11 × 88,371.65 - Step 4: Simplify right side
193,542.05x = 25,658,451,731.70 - Step 5: Solve for x
x = 25,658,451,731.70/193,542.05 - Step 6: Final answer
x = 132,573.01
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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.