Finding the Fourth Proportional to 106,177.87, 159,365.27 and 53,624.23
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Solution
The fourth proportional to 106,177.87, 159,365.27 and 53,624.23 is: 80,486.07
Step by Step Solution
- Step 1: Write the proportion equation
106,177.87 : 159,365.27 = 53,624.23 : x - Step 2: Convert to fraction form
106,177.87/159,365.27 = 53,624.23/x - Step 3: Cross multiply
106,177.87x = 159,365.27 × 53,624.23 - Step 4: Simplify right side
106,177.87x = 8,545,839,892.49 - Step 5: Solve for x
x = 8,545,839,892.49/106,177.87 - Step 6: Final answer
x = 80,486.07
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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.