Finding the Fourth Proportional to 114,197.06, 157,588.52 and 63,211.88
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Solution
The fourth proportional to 114,197.06, 157,588.52 and 63,211.88 is: 87,230.49
Step by Step Solution
- Step 1: Write the proportion equation
114,197.06 : 157,588.52 = 63,211.88 : x - Step 2: Convert to fraction form
114,197.06/157,588.52 = 63,211.88/x - Step 3: Cross multiply
114,197.06x = 157,588.52 × 63,211.88 - Step 4: Simplify right side
114,197.06x = 9,961,465,511.62 - Step 5: Solve for x
x = 9,961,465,511.62/114,197.06 - Step 6: Final answer
x = 87,230.49
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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.