Finding the Fourth Proportional to 70,951.81, 106,438.65 and 24,193.75
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Solution
The fourth proportional to 70,951.81, 106,438.65 and 24,193.75 is: 36,294.35
Step by Step Solution
- Step 1: Write the proportion equation
70,951.81 : 106,438.65 = 24,193.75 : x - Step 2: Convert to fraction form
70,951.81/106,438.65 = 24,193.75/x - Step 3: Cross multiply
70,951.81x = 106,438.65 × 24,193.75 - Step 4: Simplify right side
70,951.81x = 2,575,150,088.44 - Step 5: Solve for x
x = 2,575,150,088.44/70,951.81 - Step 6: Final answer
x = 36,294.35
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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.