Finding the Fourth Proportional to 162,836.04, 224,687.61 and 91,219.08
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Solution
The fourth proportional to 162,836.04, 224,687.61 and 91,219.08 is: 125,867.70
Step by Step Solution
- Step 1: Write the proportion equation
162,836.04 : 224,687.61 = 91,219.08 : x - Step 2: Convert to fraction form
162,836.04/224,687.61 = 91,219.08/x - Step 3: Cross multiply
162,836.04x = 224,687.61 × 91,219.08 - Step 4: Simplify right side
162,836.04x = 20,495,797,071.60 - Step 5: Solve for x
x = 20,495,797,071.60/162,836.04 - Step 6: Final answer
x = 125,867.70
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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.