Finding the Fourth Proportional to 207,043.63, 285,718.49 and 116,400.00
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Solution
The fourth proportional to 207,043.63, 285,718.49 and 116,400.00 is: 160,631.02
Step by Step Solution
- Step 1: Write the proportion equation
207,043.63 : 285,718.49 = 116,400.00 : x - Step 2: Convert to fraction form
207,043.63/285,718.49 = 116,400.00/x - Step 3: Cross multiply
207,043.63x = 285,718.49 × 116,400.00 - Step 4: Simplify right side
207,043.63x = 33,257,630,225.41 - Step 5: Solve for x
x = 33,257,630,225.41/207,043.63 - Step 6: Final answer
x = 160,631.02
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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.