Finding the Fourth Proportional to 53,664,093.24, 74,102,478.36 and 51,928,772.56
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Solution
The fourth proportional to 53,664,093.24, 74,102,478.36 and 51,928,772.56 is: 71,706,247.37
Step by Step Solution
- Step 1: Write the proportion equation
53,664,093.24 : 74,102,478.36 = 51,928,772.56 : x - Step 2: Convert to fraction form
53,664,093.24/74,102,478.36 = 51,928,772.56/x - Step 3: Cross multiply
53,664,093.24x = 74,102,478.36 × 51,928,772.56 - Step 4: Simplify right side
53,664,093.24x = 3,848,050,744,888,762 - Step 5: Solve for x
x = 3,848,050,744,888,762/53,664,093.24 - Step 6: Final answer
x = 71,706,247.37
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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.