Finding the Fourth Proportional to 178,554.24, 246,404.18 and 97,983.12
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Solution
The fourth proportional to 178,554.24, 246,404.18 and 97,983.12 is: 135,216.34
Step by Step Solution
- Step 1: Write the proportion equation
178,554.24 : 246,404.18 = 97,983.12 : x - Step 2: Convert to fraction form
178,554.24/246,404.18 = 97,983.12/x - Step 3: Cross multiply
178,554.24x = 246,404.18 × 97,983.12 - Step 4: Simplify right side
178,554.24x = 24,143,450,337.44 - Step 5: Solve for x
x = 24,143,450,337.44/178,554.24 - Step 6: Final answer
x = 135,216.34
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1.5x scale
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.