Finding the Fourth Proportional to 52,673,502.63, 72,692,257.37 and 29,467,245.63
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Solution
The fourth proportional to 52,673,502.63, 72,692,257.37 and 29,467,245.63 is: 40,666,378.66
Step by Step Solution
- Step 1: Write the proportion equation
52,673,502.63 : 72,692,257.37 = 29,467,245.63 : x - Step 2: Convert to fraction form
52,673,502.63/72,692,257.37 = 29,467,245.63/x - Step 3: Cross multiply
52,673,502.63x = 72,692,257.37 × 29,467,245.63 - Step 4: Simplify right side
52,673,502.63x = 2,142,040,603,173,631.25 - Step 5: Solve for x
x = 2,142,040,603,173,631.25/52,673,502.63 - Step 6: Final answer
x = 40,666,378.66
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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.