Finding the Fourth Proportional to 162,827.08, 224,702.58 and 91,207.96
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Solution
The fourth proportional to 162,827.08, 224,702.58 and 91,207.96 is: 125,867.66
Step by Step Solution
- Step 1: Write the proportion equation
162,827.08 : 224,702.58 = 91,207.96 : x - Step 2: Convert to fraction form
162,827.08/224,702.58 = 91,207.96/x - Step 3: Cross multiply
162,827.08x = 224,702.58 × 91,207.96 - Step 4: Simplify right side
162,827.08x = 20,494,663,928.54 - Step 5: Solve for x
x = 20,494,663,928.54/162,827.08 - Step 6: Final answer
x = 125,867.66
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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.