Finding the Fourth Proportional to 267,285.12, 368,853.44 and 159,855.14
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Solution
The fourth proportional to 267,285.12, 368,853.44 and 159,855.14 is: 220,600.08
Step by Step Solution
- Step 1: Write the proportion equation
267,285.12 : 368,853.44 = 159,855.14 : x - Step 2: Convert to fraction form
267,285.12/368,853.44 = 159,855.14/x - Step 3: Cross multiply
267,285.12x = 368,853.44 × 159,855.14 - Step 4: Simplify right side
267,285.12x = 58,963,118,290.68 - Step 5: Solve for x
x = 58,963,118,290.68/267,285.12 - Step 6: Final answer
x = 220,600.08
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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.