Finding the Fourth Proportional to 84,661.24, 126,742.62 and 62,573.08
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Solution
The fourth proportional to 84,661.24, 126,742.62 and 62,573.08 is: 93,675.41
Step by Step Solution
- Step 1: Write the proportion equation
84,661.24 : 126,742.62 = 62,573.08 : x - Step 2: Convert to fraction form
84,661.24/126,742.62 = 62,573.08/x - Step 3: Cross multiply
84,661.24x = 126,742.62 × 62,573.08 - Step 4: Simplify right side
84,661.24x = 7,930,676,100.67 - Step 5: Solve for x
x = 7,930,676,100.67/84,661.24 - Step 6: Final answer
x = 93,675.41
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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.