Finding the Fourth Proportional to 229,694.72, 344,644.58 and 117,315.76
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Solution
The fourth proportional to 229,694.72, 344,644.58 and 117,315.76 is: 176,025.99
Step by Step Solution
- Step 1: Write the proportion equation
229,694.72 : 344,644.58 = 117,315.76 : x - Step 2: Convert to fraction form
229,694.72/344,644.58 = 117,315.76/x - Step 3: Cross multiply
229,694.72x = 344,644.58 × 117,315.76 - Step 4: Simplify right side
229,694.72x = 40,432,240,832.58 - Step 5: Solve for x
x = 40,432,240,832.58/229,694.72 - Step 6: Final answer
x = 176,025.99
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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.