Finding the Fourth Proportional to 68,727,213.76, 94,845,350.64 and 37,367,371.84
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Solution
The fourth proportional to 68,727,213.76, 94,845,350.64 and 37,367,371.84 is: 51,567,949.44
Step by Step Solution
- Step 1: Write the proportion equation
68,727,213.76 : 94,845,350.64 = 37,367,371.84 : x - Step 2: Convert to fraction form
68,727,213.76/94,845,350.64 = 37,367,371.84/x - Step 3: Cross multiply
68,727,213.76x = 94,845,350.64 × 37,367,371.84 - Step 4: Simplify right side
68,727,213.76x = 3,544,121,484,660,062.50 - Step 5: Solve for x
x = 3,544,121,484,660,062.50/68,727,213.76 - Step 6: Final answer
x = 51,567,949.44
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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.