Finding the Fourth Proportional to 96,339,420.77, 132,949,357.97 and 52,286,810.99
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Solution
The fourth proportional to 96,339,420.77, 132,949,357.97 and 52,286,810.99 is: 72,156,318.72
Step by Step Solution
- Step 1: Write the proportion equation
96,339,420.77 : 132,949,357.97 = 52,286,810.99 : x - Step 2: Convert to fraction form
96,339,420.77/132,949,357.97 = 52,286,810.99/x - Step 3: Cross multiply
96,339,420.77x = 132,949,357.97 × 52,286,810.99 - Step 4: Simplify right side
96,339,420.77x = 6,951,497,950,493,059 - Step 5: Solve for x
x = 6,951,497,950,493,059/96,339,420.77 - Step 6: Final answer
x = 72,156,318.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.