Finding the Fourth Proportional to 33,252,655.20, 49,878,982.80 and 32,257,327.20
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Solution
The fourth proportional to 33,252,655.20, 49,878,982.80 and 32,257,327.20 is: 48,385,990.80
Step by Step Solution
- Step 1: Write the proportion equation
33,252,655.20 : 49,878,982.80 = 32,257,327.20 : x - Step 2: Convert to fraction form
33,252,655.20/49,878,982.80 = 32,257,327.20/x - Step 3: Cross multiply
33,252,655.20x = 49,878,982.80 × 32,257,327.20 - Step 4: Simplify right side
33,252,655.20x = 1,608,962,668,582,772 - Step 5: Solve for x
x = 1,608,962,668,582,772/33,252,655.20 - Step 6: Final answer
x = 48,385,990.80
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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.