Finding the Fourth Proportional to 176,186.21, 243,138.71 and 95,614.49
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Solution
The fourth proportional to 176,186.21, 243,138.71 and 95,614.49 is: 131,948.95
Step by Step Solution
- Step 1: Write the proportion equation
176,186.21 : 243,138.71 = 95,614.49 : x - Step 2: Convert to fraction form
176,186.21/243,138.71 = 95,614.49/x - Step 3: Cross multiply
176,186.21x = 243,138.71 × 95,614.49 - Step 4: Simplify right side
176,186.21x = 23,247,584,602.79 - Step 5: Solve for x
x = 23,247,584,602.79/176,186.21 - Step 6: Final answer
x = 131,948.95
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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.