Finding the Fourth Proportional to 192,165.36, 265,188.18 and 107,282.40
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Solution
The fourth proportional to 192,165.36, 265,188.18 and 107,282.40 is: 148,049.70
Step by Step Solution
- Step 1: Write the proportion equation
192,165.36 : 265,188.18 = 107,282.40 : x - Step 2: Convert to fraction form
192,165.36/265,188.18 = 107,282.40/x - Step 3: Cross multiply
192,165.36x = 265,188.18 × 107,282.40 - Step 4: Simplify right side
192,165.36x = 28,450,024,402.03 - Step 5: Solve for x
x = 28,450,024,402.03/192,165.36 - Step 6: Final answer
x = 148,049.70
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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.