Finding the Fourth Proportional to 267,156.99, 368,296.74 and 165,124.79
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Solution
The fourth proportional to 267,156.99, 368,296.74 and 165,124.79 is: 227,637.39
Step by Step Solution
- Step 1: Write the proportion equation
267,156.99 : 368,296.74 = 165,124.79 : x - Step 2: Convert to fraction form
267,156.99/368,296.74 = 165,124.79/x - Step 3: Cross multiply
267,156.99x = 368,296.74 × 165,124.79 - Step 4: Simplify right side
267,156.99x = 60,814,920,008.70 - Step 5: Solve for x
x = 60,814,920,008.70/267,156.99 - Step 6: Final answer
x = 227,637.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.