Finding the Fourth Proportional to 178,266.03, 245,975.94 and 101,750.19
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Solution
The fourth proportional to 178,266.03, 245,975.94 and 101,750.19 is: 140,397.46
Step by Step Solution
- Step 1: Write the proportion equation
178,266.03 : 245,975.94 = 101,750.19 : x - Step 2: Convert to fraction form
178,266.03/245,975.94 = 101,750.19/x - Step 3: Cross multiply
178,266.03x = 245,975.94 × 101,750.19 - Step 4: Simplify right side
178,266.03x = 25,028,098,630.43 - Step 5: Solve for x
x = 25,028,098,630.43/178,266.03 - Step 6: Final answer
x = 140,397.46
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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.