Finding the Fourth Proportional to 176,461.44, 264,515.76 and 71,339.28
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Solution
The fourth proportional to 176,461.44, 264,515.76 and 71,339.28 is: 106,937.61
Step by Step Solution
- Step 1: Write the proportion equation
176,461.44 : 264,515.76 = 71,339.28 : x - Step 2: Convert to fraction form
176,461.44/264,515.76 = 71,339.28/x - Step 3: Cross multiply
176,461.44x = 264,515.76 × 71,339.28 - Step 4: Simplify right side
176,461.44x = 18,870,363,867.05 - Step 5: Solve for x
x = 18,870,363,867.05/176,461.44 - Step 6: Final answer
x = 106,937.61
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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.