Finding the Fourth Proportional to 163,711.40, 245,567.10 and 58,533.80
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Solution
The fourth proportional to 163,711.40, 245,567.10 and 58,533.80 is: 87,800.70
Step by Step Solution
- Step 1: Write the proportion equation
163,711.40 : 245,567.10 = 58,533.80 : x - Step 2: Convert to fraction form
163,711.40/245,567.10 = 58,533.80/x - Step 3: Cross multiply
163,711.40x = 245,567.10 × 58,533.80 - Step 4: Simplify right side
163,711.40x = 14,373,975,517.98 - Step 5: Solve for x
x = 14,373,975,517.98/163,711.40 - Step 6: Final answer
x = 87,800.70
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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.