Finding the Fourth Proportional to 75,979,465.70, 113,980,525.42 and 24,165,758.72
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Solution
The fourth proportional to 75,979,465.70, 113,980,525.42 and 24,165,758.72 is: 36,252,240.66
Step by Step Solution
- Step 1: Write the proportion equation
75,979,465.70 : 113,980,525.42 = 24,165,758.72 : x - Step 2: Convert to fraction form
75,979,465.70/113,980,525.42 = 24,165,758.72/x - Step 3: Cross multiply
75,979,465.70x = 113,980,525.42 × 24,165,758.72 - Step 4: Simplify right side
75,979,465.70x = 2,754,425,876,078,546.50 - Step 5: Solve for x
x = 2,754,425,876,078,546.50/75,979,465.70 - Step 6: Final answer
x = 36,252,240.66
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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.