Finding the Fourth Proportional to 85,162.41, 117,524.16 and 49,373.19
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Solution
The fourth proportional to 85,162.41, 117,524.16 and 49,373.19 is: 68,135.02
Step by Step Solution
- Step 1: Write the proportion equation
85,162.41 : 117,524.16 = 49,373.19 : x - Step 2: Convert to fraction form
85,162.41/117,524.16 = 49,373.19/x - Step 3: Cross multiply
85,162.41x = 117,524.16 × 49,373.19 - Step 4: Simplify right side
85,162.41x = 5,802,542,681.27 - Step 5: Solve for x
x = 5,802,542,681.27/85,162.41 - Step 6: Final answer
x = 68,135.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.