Finding the Fourth Proportional to 79,023.73, 118,517.84 and 22,851.31
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Solution
The fourth proportional to 79,023.73, 118,517.84 and 22,851.31 is: 34,271.83
Step by Step Solution
- Step 1: Write the proportion equation
79,023.73 : 118,517.84 = 22,851.31 : x - Step 2: Convert to fraction form
79,023.73/118,517.84 = 22,851.31/x - Step 3: Cross multiply
79,023.73x = 118,517.84 × 22,851.31 - Step 4: Simplify right side
79,023.73x = 2,708,287,902.37 - Step 5: Solve for x
x = 2,708,287,902.37/79,023.73 - Step 6: Final answer
x = 34,271.83
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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.