Finding the Fourth Proportional to 176,029.20, 264,043.80 and 106,045.20
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Solution
The fourth proportional to 176,029.20, 264,043.80 and 106,045.20 is: 159,067.80
Step by Step Solution
- Step 1: Write the proportion equation
176,029.20 : 264,043.80 = 106,045.20 : x - Step 2: Convert to fraction form
176,029.20/264,043.80 = 106,045.20/x - Step 3: Cross multiply
176,029.20x = 264,043.80 × 106,045.20 - Step 4: Simplify right side
176,029.20x = 28,000,577,579.76 - Step 5: Solve for x
x = 28,000,577,579.76/176,029.20 - Step 6: Final answer
x = 159,067.80
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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.