Finding the Fourth Proportional to 124,088,243.04, 171,197,450.64 and 71,848,764
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Solution
The fourth proportional to 124,088,243.04, 171,197,450.64 and 71,848,764 is: 99,125,629.69
Step by Step Solution
- Step 1: Write the proportion equation
124,088,243.04 : 171,197,450.64 = 71,848,764 : x - Step 2: Convert to fraction form
124,088,243.04/171,197,450.64 = 71,848,764/x - Step 3: Cross multiply
124,088,243.04x = 171,197,450.64 × 71,848,764 - Step 4: Simplify right side
124,088,243.04x = 12,300,325,228,435,008 - Step 5: Solve for x
x = 12,300,325,228,435,008/124,088,243.04 - Step 6: Final answer
x = 99,125,629.69
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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.