Finding the Fourth Proportional to 74,207.98, 111,329.43 and 24,287.88
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Solution
The fourth proportional to 74,207.98, 111,329.43 and 24,287.88 is: 36,437.53
Step by Step Solution
- Step 1: Write the proportion equation
74,207.98 : 111,329.43 = 24,287.88 : x - Step 2: Convert to fraction form
74,207.98/111,329.43 = 24,287.88/x - Step 3: Cross multiply
74,207.98x = 111,329.43 × 24,287.88 - Step 4: Simplify right side
74,207.98x = 2,703,955,836.31 - Step 5: Solve for x
x = 2,703,955,836.31/74,207.98 - Step 6: Final answer
x = 36,437.53
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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.