Finding the Fourth Proportional to 70,975.96, 106,455.30 and 24,227.80
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Solution
The fourth proportional to 70,975.96, 106,455.30 and 24,227.80 is: 36,338.75
Step by Step Solution
- Step 1: Write the proportion equation
70,975.96 : 106,455.30 = 24,227.80 : x - Step 2: Convert to fraction form
70,975.96/106,455.30 = 24,227.80/x - Step 3: Cross multiply
70,975.96x = 106,455.30 × 24,227.80 - Step 4: Simplify right side
70,975.96x = 2,579,177,717.34 - Step 5: Solve for x
x = 2,579,177,717.34/70,975.96 - Step 6: Final answer
x = 36,338.75
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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.