Finding the Fourth Proportional to 106,831.92, 160,256.97 and 27,946.02
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Solution
The fourth proportional to 106,831.92, 160,256.97 and 27,946.02 is: 41,921.41
Step by Step Solution
- Step 1: Write the proportion equation
106,831.92 : 160,256.97 = 27,946.02 : x - Step 2: Convert to fraction form
106,831.92/160,256.97 = 27,946.02/x - Step 3: Cross multiply
106,831.92x = 160,256.97 × 27,946.02 - Step 4: Simplify right side
106,831.92x = 4,478,544,488.76 - Step 5: Solve for x
x = 4,478,544,488.76/106,831.92 - Step 6: Final answer
x = 41,921.41
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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.