Finding the Fourth Proportional to 156,363.09, 234,544.69 and 38,033.70
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Solution
The fourth proportional to 156,363.09, 234,544.69 and 38,033.70 is: 57,050.56
Step by Step Solution
- Step 1: Write the proportion equation
156,363.09 : 234,544.69 = 38,033.70 : x - Step 2: Convert to fraction form
156,363.09/234,544.69 = 38,033.70/x - Step 3: Cross multiply
156,363.09x = 234,544.69 × 38,033.70 - Step 4: Simplify right side
156,363.09x = 8,920,602,376.05 - Step 5: Solve for x
x = 8,920,602,376.05/156,363.09 - Step 6: Final answer
x = 57,050.56
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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.