Finding the Fourth Proportional to 267,099.04, 368,614.44 and 153,929.08
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Solution
The fourth proportional to 267,099.04, 368,614.44 and 153,929.08 is: 212,432.37
Step by Step Solution
- Step 1: Write the proportion equation
267,099.04 : 368,614.44 = 153,929.08 : x - Step 2: Convert to fraction form
267,099.04/368,614.44 = 153,929.08/x - Step 3: Cross multiply
267,099.04x = 368,614.44 × 153,929.08 - Step 4: Simplify right side
267,099.04x = 56,740,481,623.92 - Step 5: Solve for x
x = 56,740,481,623.92/267,099.04 - Step 6: Final answer
x = 212,432.37
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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.