Finding the Fourth Proportional to 173,777.81, 239,801.77 and 97,283.99
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Solution
The fourth proportional to 173,777.81, 239,801.77 and 97,283.99 is: 134,245.41
Step by Step Solution
- Step 1: Write the proportion equation
173,777.81 : 239,801.77 = 97,283.99 : x - Step 2: Convert to fraction form
173,777.81/239,801.77 = 97,283.99/x - Step 3: Cross multiply
173,777.81x = 239,801.77 × 97,283.99 - Step 4: Simplify right side
173,777.81x = 23,328,871,819.66 - Step 5: Solve for x
x = 23,328,871,819.66/173,777.81 - Step 6: Final answer
x = 134,245.41
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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.