Finding the Fourth Proportional to 192,763.95, 289,244.76 and 93,009.21
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Solution
The fourth proportional to 192,763.95, 289,244.76 and 93,009.21 is: 139,561.50
Step by Step Solution
- Step 1: Write the proportion equation
192,763.95 : 289,244.76 = 93,009.21 : x - Step 2: Convert to fraction form
192,763.95/289,244.76 = 93,009.21/x - Step 3: Cross multiply
192,763.95x = 289,244.76 × 93,009.21 - Step 4: Simplify right side
192,763.95x = 26,902,426,624.24 - Step 5: Solve for x
x = 26,902,426,624.24/192,763.95 - Step 6: Final answer
x = 139,561.50
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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.