Finding the Fourth Proportional to 114,340.84, 157,744.74 and 69,006.76
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Solution
The fourth proportional to 114,340.84, 157,744.74 and 69,006.76 is: 95,201.80
Step by Step Solution
- Step 1: Write the proportion equation
114,340.84 : 157,744.74 = 69,006.76 : x - Step 2: Convert to fraction form
114,340.84/157,744.74 = 69,006.76/x - Step 3: Cross multiply
114,340.84x = 157,744.74 × 69,006.76 - Step 4: Simplify right side
114,340.84x = 10,885,453,414.44 - Step 5: Solve for x
x = 10,885,453,414.44/114,340.84 - Step 6: Final answer
x = 95,201.80
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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.