Finding the Fourth Proportional to 52,941,059.97, 79,393,736.91 and 20,143,842.99
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Solution
The fourth proportional to 52,941,059.97, 79,393,736.91 and 20,143,842.99 is: 30,208,971.48
Step by Step Solution
- Step 1: Write the proportion equation
52,941,059.97 : 79,393,736.91 = 20,143,842.99 : x - Step 2: Convert to fraction form
52,941,059.97/79,393,736.91 = 20,143,842.99/x - Step 3: Cross multiply
52,941,059.97x = 79,393,736.91 × 20,143,842.99 - Step 4: Simplify right side
52,941,059.97x = 1,599,294,970,704,407.50 - Step 5: Solve for x
x = 1,599,294,970,704,407.50/52,941,059.97 - Step 6: Final answer
x = 30,208,971.48
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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.