Finding the Fourth Proportional to 178,066.41, 245,731.68 and 97,499.13
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Solution
The fourth proportional to 178,066.41, 245,731.68 and 97,499.13 is: 134,548.82
Step by Step Solution
- Step 1: Write the proportion equation
178,066.41 : 245,731.68 = 97,499.13 : x - Step 2: Convert to fraction form
178,066.41/245,731.68 = 97,499.13/x - Step 3: Cross multiply
178,066.41x = 245,731.68 × 97,499.13 - Step 4: Simplify right side
178,066.41x = 23,958,625,013.44 - Step 5: Solve for x
x = 23,958,625,013.44/178,066.41 - Step 6: Final answer
x = 134,548.82
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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.