Finding the Fourth Proportional to 96,824,349.53, 133,613,724.30 and 52,770,424.82
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Solution
The fourth proportional to 96,824,349.53, 133,613,724.30 and 52,770,424.82 is: 72,821,072.66
Step by Step Solution
- Step 1: Write the proportion equation
96,824,349.53 : 133,613,724.30 = 52,770,424.82 : x - Step 2: Convert to fraction form
96,824,349.53/133,613,724.30 = 52,770,424.82/x - Step 3: Cross multiply
96,824,349.53x = 133,613,724.30 × 52,770,424.82 - Step 4: Simplify right side
96,824,349.53x = 7,050,852,992,425,288 - Step 5: Solve for x
x = 7,050,852,992,425,288/96,824,349.53 - Step 6: Final answer
x = 72,821,072.66
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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.