Finding the Fourth Proportional to 75,864,559.68, 113,681,890.08 and 50,213,674.08
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Solution
The fourth proportional to 75,864,559.68, 113,681,890.08 and 50,213,674.08 is: 75,244,427.72
Step by Step Solution
- Step 1: Write the proportion equation
75,864,559.68 : 113,681,890.08 = 50,213,674.08 : x - Step 2: Convert to fraction form
75,864,559.68/113,681,890.08 = 50,213,674.08/x - Step 3: Cross multiply
75,864,559.68x = 113,681,890.08 × 50,213,674.08 - Step 4: Simplify right side
75,864,559.68x = 5,708,385,377,275,505 - Step 5: Solve for x
x = 5,708,385,377,275,505/75,864,559.68 - Step 6: Final answer
x = 75,244,427.72
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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.