Finding the Fourth Proportional to 178,232.34, 245,960.48 and 97,664.88
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Solution
The fourth proportional to 178,232.34, 245,960.48 and 97,664.88 is: 134,777.45
Step by Step Solution
- Step 1: Write the proportion equation
178,232.34 : 245,960.48 = 97,664.88 : x - Step 2: Convert to fraction form
178,232.34/245,960.48 = 97,664.88/x - Step 3: Cross multiply
178,232.34x = 245,960.48 × 97,664.88 - Step 4: Simplify right side
178,232.34x = 24,021,700,763.94 - Step 5: Solve for x
x = 24,021,700,763.94/178,232.34 - Step 6: Final answer
x = 134,777.45
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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.