Finding the Fourth Proportional to 106,596.36, 159,810.17 and 40,029.08
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Solution
The fourth proportional to 106,596.36, 159,810.17 and 40,029.08 is: 60,011.93
Step by Step Solution
- Step 1: Write the proportion equation
106,596.36 : 159,810.17 = 40,029.08 : x - Step 2: Convert to fraction form
106,596.36/159,810.17 = 40,029.08/x - Step 3: Cross multiply
106,596.36x = 159,810.17 × 40,029.08 - Step 4: Simplify right side
106,596.36x = 6,397,053,080.55 - Step 5: Solve for x
x = 6,397,053,080.55/106,596.36 - Step 6: Final answer
x = 60,011.93
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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.