Finding the Fourth Proportional to 52,424,170.80, 72,345,691.56 and 29,220,769.08
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Solution
The fourth proportional to 52,424,170.80, 72,345,691.56 and 29,220,769.08 is: 40,324,848.53
Step by Step Solution
- Step 1: Write the proportion equation
52,424,170.80 : 72,345,691.56 = 29,220,769.08 : x - Step 2: Convert to fraction form
52,424,170.80/72,345,691.56 = 29,220,769.08/x - Step 3: Cross multiply
52,424,170.80x = 72,345,691.56 × 29,220,769.08 - Step 4: Simplify right side
52,424,170.80x = 2,113,996,747,007,665 - Step 5: Solve for x
x = 2,113,996,747,007,665/52,424,170.80 - Step 6: Final answer
x = 40,324,848.53
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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.