Finding the Fourth Proportional to 88,283.89, 121,829.20 and 50,046.99
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Solution
The fourth proportional to 88,283.89, 121,829.20 and 50,046.99 is: 69,063.39
Step by Step Solution
- Step 1: Write the proportion equation
88,283.89 : 121,829.20 = 50,046.99 : x - Step 2: Convert to fraction form
88,283.89/121,829.20 = 50,046.99/x - Step 3: Cross multiply
88,283.89x = 121,829.20 × 50,046.99 - Step 4: Simplify right side
88,283.89x = 6,097,184,754.11 - Step 5: Solve for x
x = 6,097,184,754.11/88,283.89 - Step 6: Final answer
x = 69,063.39
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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.