Finding the Fourth Proportional to 122,178.33, 183,350.52 and 66,035.63
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Solution
The fourth proportional to 122,178.33, 183,350.52 and 66,035.63 is: 99,098.32
Step by Step Solution
- Step 1: Write the proportion equation
122,178.33 : 183,350.52 = 66,035.63 : x - Step 2: Convert to fraction form
122,178.33/183,350.52 = 66,035.63/x - Step 3: Cross multiply
122,178.33x = 183,350.52 × 66,035.63 - Step 4: Simplify right side
122,178.33x = 12,107,667,557.40 - Step 5: Solve for x
x = 12,107,667,557.40/122,178.33 - Step 6: Final answer
x = 99,098.32
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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.