Finding the Fourth Proportional to 71,163,927.31, 106,760,450.05 and 24,471,348.92
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Solution
The fourth proportional to 71,163,927.31, 106,760,450.05 and 24,471,348.92 is: 36,712,029.85
Step by Step Solution
- Step 1: Write the proportion equation
71,163,927.31 : 106,760,450.05 = 24,471,348.92 : x - Step 2: Convert to fraction form
71,163,927.31/106,760,450.05 = 24,471,348.92/x - Step 3: Cross multiply
71,163,927.31x = 106,760,450.05 × 24,471,348.92 - Step 4: Simplify right side
71,163,927.31x = 2,612,572,223,495,979 - Step 5: Solve for x
x = 2,612,572,223,495,979/71,163,927.31 - Step 6: Final answer
x = 36,712,029.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.