Finding the Fourth Proportional to 176,044.62, 242,935.02 and 104,381.76
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Solution
The fourth proportional to 176,044.62, 242,935.02 and 104,381.76 is: 144,042.94
Step by Step Solution
- Step 1: Write the proportion equation
176,044.62 : 242,935.02 = 104,381.76 : x - Step 2: Convert to fraction form
176,044.62/242,935.02 = 104,381.76/x - Step 3: Cross multiply
176,044.62x = 242,935.02 × 104,381.76 - Step 4: Simplify right side
176,044.62x = 25,357,984,953.24 - Step 5: Solve for x
x = 25,357,984,953.24/176,044.62 - Step 6: Final answer
x = 144,042.94
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1.5x scale
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.