Finding the Fourth Proportional to 178,915.05, 246,904.71 and 97,243.29
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Solution
The fourth proportional to 178,915.05, 246,904.71 and 97,243.29 is: 134,196.80
Step by Step Solution
- Step 1: Write the proportion equation
178,915.05 : 246,904.71 = 97,243.29 : x - Step 2: Convert to fraction form
178,915.05/246,904.71 = 97,243.29/x - Step 3: Cross multiply
178,915.05x = 246,904.71 × 97,243.29 - Step 4: Simplify right side
178,915.05x = 24,009,826,316.90 - Step 5: Solve for x
x = 24,009,826,316.90/178,915.05 - Step 6: Final answer
x = 134,196.80
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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.