Finding the Fourth Proportional to 75,848,061.09, 104,652,121.46 and 46,078,114.08
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Solution
The fourth proportional to 75,848,061.09, 104,652,121.46 and 46,078,114.08 is: 63,576,739.10
Step by Step Solution
- Step 1: Write the proportion equation
75,848,061.09 : 104,652,121.46 = 46,078,114.08 : x - Step 2: Convert to fraction form
75,848,061.09/104,652,121.46 = 46,078,114.08/x - Step 3: Cross multiply
75,848,061.09x = 104,652,121.46 × 46,078,114.08 - Step 4: Simplify right side
75,848,061.09x = 4,822,172,391,117,505 - Step 5: Solve for x
x = 4,822,172,391,117,505/75,848,061.09 - Step 6: Final answer
x = 63,576,739.10
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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.