Finding the Fourth Proportional to 49,008,880.80, 67,614,063.12 and 48,933,298.08
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Solution
The fourth proportional to 49,008,880.80, 67,614,063.12 and 48,933,298.08 is: 67,509,787.02
Step by Step Solution
- Step 1: Write the proportion equation
49,008,880.80 : 67,614,063.12 = 48,933,298.08 : x - Step 2: Convert to fraction form
49,008,880.80/67,614,063.12 = 48,933,298.08/x - Step 3: Cross multiply
49,008,880.80x = 67,614,063.12 × 48,933,298.08 - Step 4: Simplify right side
49,008,880.80x = 3,308,579,105,050,895 - Step 5: Solve for x
x = 3,308,579,105,050,895/49,008,880.80 - Step 6: Final answer
x = 67,509,787.02
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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.