Finding the Fourth Proportional to 71,250,866.70, 106,876,300.05 and 32,987,114.70
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Solution
The fourth proportional to 71,250,866.70, 106,876,300.05 and 32,987,114.70 is: 49,480,672.05
Step by Step Solution
- Step 1: Write the proportion equation
71,250,866.70 : 106,876,300.05 = 32,987,114.70 : x - Step 2: Convert to fraction form
71,250,866.70/106,876,300.05 = 32,987,114.70/x - Step 3: Cross multiply
71,250,866.70x = 106,876,300.05 × 32,987,114.70 - Step 4: Simplify right side
71,250,866.70x = 3,525,540,768,460,965.50 - Step 5: Solve for x
x = 3,525,540,768,460,965.50/71,250,866.70 - Step 6: Final answer
x = 49,480,672.05
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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.