Finding the Fourth Proportional to 95,869,665.10, 143,804,497.65 and 66,534,121.90
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Solution
The fourth proportional to 95,869,665.10, 143,804,497.65 and 66,534,121.90 is: 99,801,182.85
Step by Step Solution
- Step 1: Write the proportion equation
95,869,665.10 : 143,804,497.65 = 66,534,121.90 : x - Step 2: Convert to fraction form
95,869,665.10/143,804,497.65 = 66,534,121.90/x - Step 3: Cross multiply
95,869,665.10x = 143,804,497.65 × 66,534,121.90 - Step 4: Simplify right side
95,869,665.10x = 9,567,905,976,413,364 - Step 5: Solve for x
x = 9,567,905,976,413,364/95,869,665.10 - Step 6: Final answer
x = 99,801,182.85
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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.