Finding the Fourth Proportional to 163,682.34, 245,533.89 and 51,366.99
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Solution
The fourth proportional to 163,682.34, 245,533.89 and 51,366.99 is: 77,053.74
Step by Step Solution
- Step 1: Write the proportion equation
163,682.34 : 245,533.89 = 51,366.99 : x - Step 2: Convert to fraction form
163,682.34/245,533.89 = 51,366.99/x - Step 3: Cross multiply
163,682.34x = 245,533.89 × 51,366.99 - Step 4: Simplify right side
163,682.34x = 12,612,336,872.29 - Step 5: Solve for x
x = 12,612,336,872.29/163,682.34 - Step 6: Final answer
x = 77,053.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.