Finding the Fourth Proportional to 114,337.23, 157,735.11 and 68,989.92
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Solution
The fourth proportional to 114,337.23, 157,735.11 and 68,989.92 is: 95,175.76
Step by Step Solution
- Step 1: Write the proportion equation
114,337.23 : 157,735.11 = 68,989.92 : x - Step 2: Convert to fraction form
114,337.23/157,735.11 = 68,989.92/x - Step 3: Cross multiply
114,337.23x = 157,735.11 × 68,989.92 - Step 4: Simplify right side
114,337.23x = 10,882,131,831.42 - Step 5: Solve for x
x = 10,882,131,831.42/114,337.23 - Step 6: Final answer
x = 95,175.76
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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.