Finding the Fourth Proportional to 77,463.68, 116,193.08 and 22,059.68
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Solution
The fourth proportional to 77,463.68, 116,193.08 and 22,059.68 is: 33,088.83
Step by Step Solution
- Step 1: Write the proportion equation
77,463.68 : 116,193.08 = 22,059.68 : x - Step 2: Convert to fraction form
77,463.68/116,193.08 = 22,059.68/x - Step 3: Cross multiply
77,463.68x = 116,193.08 × 22,059.68 - Step 4: Simplify right side
77,463.68x = 2,563,182,163.01 - Step 5: Solve for x
x = 2,563,182,163.01/77,463.68 - Step 6: Final answer
x = 33,088.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.