Finding the Fourth Proportional to 52,424,160.80, 72,345,677.74 and 29,220,759.06
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Solution
The fourth proportional to 52,424,160.80, 72,345,677.74 and 29,220,759.06 is: 40,324,834.69
Step by Step Solution
- Step 1: Write the proportion equation
52,424,160.80 : 72,345,677.74 = 29,220,759.06 : x - Step 2: Convert to fraction form
52,424,160.80/72,345,677.74 = 29,220,759.06/x - Step 3: Cross multiply
52,424,160.80x = 72,345,677.74 × 29,220,759.06 - Step 4: Simplify right side
52,424,160.80x = 2,113,995,618,272,945 - Step 5: Solve for x
x = 2,113,995,618,272,945/52,424,160.80 - Step 6: Final answer
x = 40,324,834.69
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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.