Finding the Fourth Proportional to 96,705,625.80, 145,058,438.70 and 32,880,217.80
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Solution
The fourth proportional to 96,705,625.80, 145,058,438.70 and 32,880,217.80 is: 49,320,326.70
Step by Step Solution
- Step 1: Write the proportion equation
96,705,625.80 : 145,058,438.70 = 32,880,217.80 : x - Step 2: Convert to fraction form
96,705,625.80/145,058,438.70 = 32,880,217.80/x - Step 3: Cross multiply
96,705,625.80x = 145,058,438.70 × 32,880,217.80 - Step 4: Simplify right side
96,705,625.80x = 4,769,553,058,183,949 - Step 5: Solve for x
x = 4,769,553,058,183,949/96,705,625.80 - Step 6: Final answer
x = 49,320,326.70
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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.