Finding the Fourth Proportional to 96,287,236.95, 132,876,386.98 and 55,035,015.06
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Solution
The fourth proportional to 96,287,236.95, 132,876,386.98 and 55,035,015.06 is: 75,948,320.78
Step by Step Solution
- Step 1: Write the proportion equation
96,287,236.95 : 132,876,386.98 = 55,035,015.06 : x - Step 2: Convert to fraction form
96,287,236.95/132,876,386.98 = 55,035,015.06/x - Step 3: Cross multiply
96,287,236.95x = 132,876,386.98 × 55,035,015.06 - Step 4: Simplify right side
96,287,236.95x = 7,312,853,958,189,337 - Step 5: Solve for x
x = 7,312,853,958,189,337/96,287,236.95 - Step 6: Final answer
x = 75,948,320.78
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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.