Finding the Fourth Proportional to 39,159,404.80, 58,739,107.20 and 34,792,403.20
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Solution
The fourth proportional to 39,159,404.80, 58,739,107.20 and 34,792,403.20 is: 52,188,604.80
Step by Step Solution
- Step 1: Write the proportion equation
39,159,404.80 : 58,739,107.20 = 34,792,403.20 : x - Step 2: Convert to fraction form
39,159,404.80/58,739,107.20 = 34,792,403.20/x - Step 3: Cross multiply
39,159,404.80x = 58,739,107.20 × 34,792,403.20 - Step 4: Simplify right side
39,159,404.80x = 2,043,674,701,310,423.25 - Step 5: Solve for x
x = 2,043,674,701,310,423.25/39,159,404.80 - Step 6: Final answer
x = 52,188,604.80
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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.