Finding the Fourth Proportional to 88,558.41, 122,208.78 and 48,271.82
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Solution
The fourth proportional to 88,558.41, 122,208.78 and 48,271.82 is: 66,614.12
Step by Step Solution
- Step 1: Write the proportion equation
88,558.41 : 122,208.78 = 48,271.82 : x - Step 2: Convert to fraction form
88,558.41/122,208.78 = 48,271.82/x - Step 3: Cross multiply
88,558.41x = 122,208.78 × 48,271.82 - Step 4: Simplify right side
88,558.41x = 5,899,239,989.22 - Step 5: Solve for x
x = 5,899,239,989.22/88,558.41 - Step 6: Final answer
x = 66,614.12
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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.