Finding the Fourth Proportional to 197,184.07, 272,114.01 and 106,540.06
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Solution
The fourth proportional to 197,184.07, 272,114.01 and 106,540.06 is: 147,025.28
Step by Step Solution
- Step 1: Write the proportion equation
197,184.07 : 272,114.01 = 106,540.06 : x - Step 2: Convert to fraction form
197,184.07/272,114.01 = 106,540.06/x - Step 3: Cross multiply
197,184.07x = 272,114.01 × 106,540.06 - Step 4: Simplify right side
197,184.07x = 28,991,042,952.24 - Step 5: Solve for x
x = 28,991,042,952.24/197,184.07 - Step 6: Final answer
x = 147,025.28
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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.