Finding the Fourth Proportional to 114,193.53, 157,587.36 and 63,209.79
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Solution
The fourth proportional to 114,193.53, 157,587.36 and 63,209.79 is: 87,229.67
Step by Step Solution
- Step 1: Write the proportion equation
114,193.53 : 157,587.36 = 63,209.79 : x - Step 2: Convert to fraction form
114,193.53/157,587.36 = 63,209.79/x - Step 3: Cross multiply
114,193.53x = 157,587.36 × 63,209.79 - Step 4: Simplify right side
114,193.53x = 9,961,063,932.25 - Step 5: Solve for x
x = 9,961,063,932.25/114,193.53 - Step 6: Final answer
x = 87,229.67
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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.