Finding the Fourth Proportional to 114,246.53, 157,611.37 and 68,898.74
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Solution
The fourth proportional to 114,246.53, 157,611.37 and 68,898.74 is: 95,050.80
Step by Step Solution
- Step 1: Write the proportion equation
114,246.53 : 157,611.37 = 68,898.74 : x - Step 2: Convert to fraction form
114,246.53/157,611.37 = 68,898.74/x - Step 3: Cross multiply
114,246.53x = 157,611.37 × 68,898.74 - Step 4: Simplify right side
114,246.53x = 10,859,223,971.56 - Step 5: Solve for x
x = 10,859,223,971.56/114,246.53 - Step 6: Final answer
x = 95,050.80
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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.