Finding the Fourth Proportional to 94,201.84, 129,998.64 and 51,762.88
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Solution
The fourth proportional to 94,201.84, 129,998.64 and 51,762.88 is: 71,432.83
Step by Step Solution
- Step 1: Write the proportion equation
94,201.84 : 129,998.64 = 51,762.88 : x - Step 2: Convert to fraction form
94,201.84/129,998.64 = 51,762.88/x - Step 3: Cross multiply
94,201.84x = 129,998.64 × 51,762.88 - Step 4: Simplify right side
94,201.84x = 6,729,104,002.48 - Step 5: Solve for x
x = 6,729,104,002.48/94,201.84 - Step 6: Final answer
x = 71,432.83
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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.