Finding the Fourth Proportional to 83,297,069.20, 124,964,266.20 and 32,174,534.80
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Solution
The fourth proportional to 83,297,069.20, 124,964,266.20 and 32,174,534.80 is: 48,269,010.79
Step by Step Solution
- Step 1: Write the proportion equation
83,297,069.20 : 124,964,266.20 = 32,174,534.80 : x - Step 2: Convert to fraction form
83,297,069.20/124,964,266.20 = 32,174,534.80/x - Step 3: Cross multiply
83,297,069.20x = 124,964,266.20 × 32,174,534.80 - Step 4: Simplify right side
83,297,069.20x = 4,020,667,131,608,364 - Step 5: Solve for x
x = 4,020,667,131,608,364/83,297,069.20 - Step 6: Final answer
x = 48,269,010.79
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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.