Finding the Fourth Proportional to 73,531.48, 101,392.36 and 50,831.08
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Solution
The fourth proportional to 73,531.48, 101,392.36 and 50,831.08 is: 70,090.84
Step by Step Solution
- Step 1: Write the proportion equation
73,531.48 : 101,392.36 = 50,831.08 : x - Step 2: Convert to fraction form
73,531.48/101,392.36 = 50,831.08/x - Step 3: Cross multiply
73,531.48x = 101,392.36 × 50,831.08 - Step 4: Simplify right side
73,531.48x = 5,153,883,162.55 - Step 5: Solve for x
x = 5,153,883,162.55/73,531.48 - Step 6: Final answer
x = 70,090.84
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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.