Finding the Fourth Proportional to 114,496.68, 157,950.99 and 76,273.98
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Solution
The fourth proportional to 114,496.68, 157,950.99 and 76,273.98 is: 105,221.83
Step by Step Solution
- Step 1: Write the proportion equation
114,496.68 : 157,950.99 = 76,273.98 : x - Step 2: Convert to fraction form
114,496.68/157,950.99 = 76,273.98/x - Step 3: Cross multiply
114,496.68x = 157,950.99 × 76,273.98 - Step 4: Simplify right side
114,496.68x = 12,047,550,652.24 - Step 5: Solve for x
x = 12,047,550,652.24/114,496.68 - Step 6: Final answer
x = 105,221.83
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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.