Finding the Fourth Proportional to 199,466.58, 275,226.21 and 118,901.62
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Solution
The fourth proportional to 199,466.58, 275,226.21 and 118,901.62 is: 164,061.78
Step by Step Solution
- Step 1: Write the proportion equation
199,466.58 : 275,226.21 = 118,901.62 : x - Step 2: Convert to fraction form
199,466.58/275,226.21 = 118,901.62/x - Step 3: Cross multiply
199,466.58x = 275,226.21 × 118,901.62 - Step 4: Simplify right side
199,466.58x = 32,724,842,235.46 - Step 5: Solve for x
x = 32,724,842,235.46/199,466.58 - Step 6: Final answer
x = 164,061.78
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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.