Finding the Fourth Proportional to 267,857.17, 369,648.99 and 147,006.18
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Solution
The fourth proportional to 267,857.17, 369,648.99 and 147,006.18 is: 202,871.88
Step by Step Solution
- Step 1: Write the proportion equation
267,857.17 : 369,648.99 = 147,006.18 : x - Step 2: Convert to fraction form
267,857.17/369,648.99 = 147,006.18/x - Step 3: Cross multiply
267,857.17x = 369,648.99 × 147,006.18 - Step 4: Simplify right side
267,857.17x = 54,340,685,960.76 - Step 5: Solve for x
x = 54,340,685,960.76/267,857.17 - Step 6: Final answer
x = 202,871.88
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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.