Finding the Fourth Proportional to 201,402.54, 277,913.97 and 116,503.74
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Solution
The fourth proportional to 201,402.54, 277,913.97 and 116,503.74 is: 160,762.70
Step by Step Solution
- Step 1: Write the proportion equation
201,402.54 : 277,913.97 = 116,503.74 : x - Step 2: Convert to fraction form
201,402.54/277,913.97 = 116,503.74/x - Step 3: Cross multiply
201,402.54x = 277,913.97 × 116,503.74 - Step 4: Simplify right side
201,402.54x = 32,378,016,903.25 - Step 5: Solve for x
x = 32,378,016,903.25/201,402.54 - Step 6: Final answer
x = 160,762.70
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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.