Finding the Fourth Proportional to 51,520,431.12, 71,069,794.92 and 41,845,842.96
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Solution
The fourth proportional to 51,520,431.12, 71,069,794.92 and 41,845,842.96 is: 57,724,196.26
Step by Step Solution
- Step 1: Write the proportion equation
51,520,431.12 : 71,069,794.92 = 41,845,842.96 : x - Step 2: Convert to fraction form
51,520,431.12/71,069,794.92 = 41,845,842.96/x - Step 3: Cross multiply
51,520,431.12x = 71,069,794.92 × 41,845,842.96 - Step 4: Simplify right side
51,520,431.12x = 2,973,975,477,421,726 - Step 5: Solve for x
x = 2,973,975,477,421,726/51,520,431.12 - Step 6: Final answer
x = 57,724,196.26
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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.