Finding the Fourth Proportional to 32,319,067.20, 48,505,039.20 and 32,067,124.80
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Solution
The fourth proportional to 32,319,067.20, 48,505,039.20 and 32,067,124.80 is: 48,126,919.50
Step by Step Solution
- Step 1: Write the proportion equation
32,319,067.20 : 48,505,039.20 = 32,067,124.80 : x - Step 2: Convert to fraction form
32,319,067.20/48,505,039.20 = 32,067,124.80/x - Step 3: Cross multiply
32,319,067.20x = 48,505,039.20 × 32,067,124.80 - Step 4: Simplify right side
32,319,067.20x = 1,555,417,145,455,292.25 - Step 5: Solve for x
x = 1,555,417,145,455,292.25/32,319,067.20 - Step 6: Final answer
x = 48,126,919.50
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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.