Finding the Fourth Proportional to 178,156.08, 245,855.49 and 97,584.95
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Solution
The fourth proportional to 178,156.08, 245,855.49 and 97,584.95 is: 134,667.28
Step by Step Solution
- Step 1: Write the proportion equation
178,156.08 : 245,855.49 = 97,584.95 : x - Step 2: Convert to fraction form
178,156.08/245,855.49 = 97,584.95/x - Step 3: Cross multiply
178,156.08x = 245,855.49 × 97,584.95 - Step 4: Simplify right side
178,156.08x = 23,991,794,469.60 - Step 5: Solve for x
x = 23,991,794,469.60/178,156.08 - Step 6: Final answer
x = 134,667.28
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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.