Finding the Fourth Proportional to 88,747,273.56, 122,475,968.40 and 49,590,000.84
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Solution
The fourth proportional to 88,747,273.56, 122,475,968.40 and 49,590,000.84 is: 68,436,844.67
Step by Step Solution
- Step 1: Write the proportion equation
88,747,273.56 : 122,475,968.40 = 49,590,000.84 : x - Step 2: Convert to fraction form
88,747,273.56/122,475,968.40 = 49,590,000.84/x - Step 3: Cross multiply
88,747,273.56x = 122,475,968.40 × 49,590,000.84 - Step 4: Simplify right side
88,747,273.56x = 6,073,583,375,835,814 - Step 5: Solve for x
x = 6,073,583,375,835,814/88,747,273.56 - Step 6: Final answer
x = 68,436,844.67
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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.