Finding the Fourth Proportional to 177,702.84, 266,659.53 and 65,461.95
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Solution
The fourth proportional to 177,702.84, 266,659.53 and 65,461.95 is: 98,231.70
Step by Step Solution
- Step 1: Write the proportion equation
177,702.84 : 266,659.53 = 65,461.95 : x - Step 2: Convert to fraction form
177,702.84/266,659.53 = 65,461.95/x - Step 3: Cross multiply
177,702.84x = 266,659.53 × 65,461.95 - Step 4: Simplify right side
177,702.84x = 17,456,052,819.88 - Step 5: Solve for x
x = 17,456,052,819.88/177,702.84 - Step 6: Final answer
x = 98,231.70
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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.