Finding the Fourth Proportional to 228,197.94, 314,874.99 and 132,708.66
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Solution
The fourth proportional to 228,197.94, 314,874.99 and 132,708.66 is: 183,115.75
Step by Step Solution
- Step 1: Write the proportion equation
228,197.94 : 314,874.99 = 132,708.66 : x - Step 2: Convert to fraction form
228,197.94/314,874.99 = 132,708.66/x - Step 3: Cross multiply
228,197.94x = 314,874.99 × 132,708.66 - Step 4: Simplify right side
228,197.94x = 41,786,637,990.41 - Step 5: Solve for x
x = 41,786,637,990.41/228,197.94 - Step 6: Final answer
x = 183,115.75
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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.