Finding the Fourth Proportional to 160,831.68, 241,329.85 and 70,937.07
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Solution
The fourth proportional to 160,831.68, 241,329.85 and 70,937.07 is: 106,441.91
Step by Step Solution
- Step 1: Write the proportion equation
160,831.68 : 241,329.85 = 70,937.07 : x - Step 2: Convert to fraction form
160,831.68/241,329.85 = 70,937.07/x - Step 3: Cross multiply
160,831.68x = 241,329.85 × 70,937.07 - Step 4: Simplify right side
160,831.68x = 17,119,231,380.21 - Step 5: Solve for x
x = 17,119,231,380.21/160,831.68 - Step 6: Final answer
x = 106,441.91
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1.5x scale
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.