Finding the Fourth Proportional to 75,275,919.99, 112,920,605.02 and 23,460,961.73
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Solution
The fourth proportional to 75,275,919.99, 112,920,605.02 and 23,460,961.73 is: 35,193,538.56
Step by Step Solution
- Step 1: Write the proportion equation
75,275,919.99 : 112,920,605.02 = 23,460,961.73 : x - Step 2: Convert to fraction form
75,275,919.99/112,920,605.02 = 23,460,961.73/x - Step 3: Cross multiply
75,275,919.99x = 112,920,605.02 × 23,460,961.73 - Step 4: Simplify right side
75,275,919.99x = 2,649,225,992,902,666 - Step 5: Solve for x
x = 2,649,225,992,902,666/75,275,919.99 - Step 6: Final answer
x = 35,193,538.56
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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.