Finding the Fourth Proportional to 71,701.52, 107,554.50 and 24,315.90
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Solution
The fourth proportional to 71,701.52, 107,554.50 and 24,315.90 is: 36,474.61
Step by Step Solution
- Step 1: Write the proportion equation
71,701.52 : 107,554.50 = 24,315.90 : x - Step 2: Convert to fraction form
71,701.52/107,554.50 = 24,315.90/x - Step 3: Cross multiply
71,701.52x = 107,554.50 × 24,315.90 - Step 4: Simplify right side
71,701.52x = 2,615,284,466.55 - Step 5: Solve for x
x = 2,615,284,466.55/71,701.52 - Step 6: Final answer
x = 36,474.61
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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.