Finding the Fourth Proportional to 176,207.43, 243,107.06 and 112,582.47
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Solution
The fourth proportional to 176,207.43, 243,107.06 and 112,582.47 is: 155,325.99
Step by Step Solution
- Step 1: Write the proportion equation
176,207.43 : 243,107.06 = 112,582.47 : x - Step 2: Convert to fraction form
176,207.43/243,107.06 = 112,582.47/x - Step 3: Cross multiply
176,207.43x = 243,107.06 × 112,582.47 - Step 4: Simplify right side
176,207.43x = 27,369,592,073.70 - Step 5: Solve for x
x = 27,369,592,073.70/176,207.43 - Step 6: Final answer
x = 155,325.99
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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.