Finding the Fourth Proportional to 79,634.19, 119,468.58 and 24,228.75
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Solution
The fourth proportional to 79,634.19, 119,468.58 and 24,228.75 is: 36,348.39
Step by Step Solution
- Step 1: Write the proportion equation
79,634.19 : 119,468.58 = 24,228.75 : x - Step 2: Convert to fraction form
79,634.19/119,468.58 = 24,228.75/x - Step 3: Cross multiply
79,634.19x = 119,468.58 × 24,228.75 - Step 4: Simplify right side
79,634.19x = 2,894,574,357.68 - Step 5: Solve for x
x = 2,894,574,357.68/79,634.19 - Step 6: Final answer
x = 36,348.39
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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.