Finding the Fourth Proportional to 87,747,588.26, 121,090,182.92 and 48,588,524.24
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Solution
The fourth proportional to 87,747,588.26, 121,090,182.92 and 48,588,524.24 is: 67,051,339.01
Step by Step Solution
- Step 1: Write the proportion equation
87,747,588.26 : 121,090,182.92 = 48,588,524.24 : x - Step 2: Convert to fraction form
87,747,588.26/121,090,182.92 = 48,588,524.24/x - Step 3: Cross multiply
87,747,588.26x = 121,090,182.92 × 48,588,524.24 - Step 4: Simplify right side
87,747,588.26x = 5,883,593,288,034,454 - Step 5: Solve for x
x = 5,883,593,288,034,454/87,747,588.26 - Step 6: Final answer
x = 67,051,339.01
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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.