Finding the Fourth Proportional to 127,283.84, 190,926.30 and 43,044.44
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Solution
The fourth proportional to 127,283.84, 190,926.30 and 43,044.44 is: 64,566.84
Step by Step Solution
- Step 1: Write the proportion equation
127,283.84 : 190,926.30 = 43,044.44 : x - Step 2: Convert to fraction form
127,283.84/190,926.30 = 43,044.44/x - Step 3: Cross multiply
127,283.84x = 190,926.30 × 43,044.44 - Step 4: Simplify right side
127,283.84x = 8,218,315,664.77 - Step 5: Solve for x
x = 8,218,315,664.77/127,283.84 - Step 6: Final answer
x = 64,566.84
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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.