Finding the Fourth Proportional to 68,831.22, 103,185.68 and 24,452.13
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Solution
The fourth proportional to 68,831.22, 103,185.68 and 24,452.13 is: 36,656.47
Step by Step Solution
- Step 1: Write the proportion equation
68,831.22 : 103,185.68 = 24,452.13 : x - Step 2: Convert to fraction form
68,831.22/103,185.68 = 24,452.13/x - Step 3: Cross multiply
68,831.22x = 103,185.68 × 24,452.13 - Step 4: Simplify right side
68,831.22x = 2,523,109,539.24 - Step 5: Solve for x
x = 2,523,109,539.24/68,831.22 - Step 6: Final answer
x = 36,656.47
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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.