Finding the Fourth Proportional to 83,760,524.90, 125,643,586.71 and 23,171,177.06
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Solution
The fourth proportional to 83,760,524.90, 125,643,586.71 and 23,171,177.06 is: 34,757,539.99
Step by Step Solution
- Step 1: Write the proportion equation
83,760,524.90 : 125,643,586.71 = 23,171,177.06 : x - Step 2: Convert to fraction form
83,760,524.90/125,643,586.71 = 23,171,177.06/x - Step 3: Cross multiply
83,760,524.90x = 125,643,586.71 × 23,171,177.06 - Step 4: Simplify right side
83,760,524.90x = 2,911,309,794,110,872.50 - Step 5: Solve for x
x = 2,911,309,794,110,872.50/83,760,524.90 - Step 6: Final answer
x = 34,757,539.99
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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.