Finding the Fourth Proportional to 87,850,775.80, 131,776,163.70 and 24,025,367.80
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Solution
The fourth proportional to 87,850,775.80, 131,776,163.70 and 24,025,367.80 is: 36,038,051.70
Step by Step Solution
- Step 1: Write the proportion equation
87,850,775.80 : 131,776,163.70 = 24,025,367.80 : x - Step 2: Convert to fraction form
87,850,775.80/131,776,163.70 = 24,025,367.80/x - Step 3: Cross multiply
87,850,775.80x = 131,776,163.70 × 24,025,367.80 - Step 4: Simplify right side
87,850,775.80x = 3,165,970,800,165,509 - Step 5: Solve for x
x = 3,165,970,800,165,509/87,850,775.80 - Step 6: Final answer
x = 36,038,051.70
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1.5x scale
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.