Finding the Fourth Proportional to 35,467.68, 48,938.64 and 22,212
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Solution
The fourth proportional to 35,467.68, 48,938.64 and 22,212 is: 30,648.33
Step by Step Solution
- Step 1: Write the proportion equation
35,467.68 : 48,938.64 = 22,212 : x - Step 2: Convert to fraction form
35,467.68/48,938.64 = 22,212/x - Step 3: Cross multiply
35,467.68x = 48,938.64 × 22,212 - Step 4: Simplify right side
35,467.68x = 1,087,025,071.68 - Step 5: Solve for x
x = 1,087,025,071.68/35,467.68 - Step 6: Final answer
x = 30,648.33
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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.