Finding the Fourth Proportional to 116,432.91, 174,717.14 and 48,960.08
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Solution
The fourth proportional to 116,432.91, 174,717.14 and 48,960.08 is: 73,468.61
Step by Step Solution
- Step 1: Write the proportion equation
116,432.91 : 174,717.14 = 48,960.08 : x - Step 2: Convert to fraction form
116,432.91/174,717.14 = 48,960.08/x - Step 3: Cross multiply
116,432.91x = 174,717.14 × 48,960.08 - Step 4: Simplify right side
116,432.91x = 8,554,164,033.39 - Step 5: Solve for x
x = 8,554,164,033.39/116,432.91 - Step 6: Final answer
x = 73,468.61
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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.