Finding the Fourth Proportional to 52,053,427.08, 77,614,769.60 and 50,623,300.68
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Solution
The fourth proportional to 52,053,427.08, 77,614,769.60 and 50,623,300.68 is: 75,482,365.70
Step by Step Solution
- Step 1: Write the proportion equation
52,053,427.08 : 77,614,769.60 = 50,623,300.68 : x - Step 2: Convert to fraction form
52,053,427.08/77,614,769.60 = 50,623,300.68/x - Step 3: Cross multiply
52,053,427.08x = 77,614,769.60 × 50,623,300.68 - Step 4: Simplify right side
52,053,427.08x = 3,929,115,818,669,723 - Step 5: Solve for x
x = 3,929,115,818,669,723/52,053,427.08 - Step 6: Final answer
x = 75,482,365.70
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.