Finding the Fourth Proportional to 97,327.76, 145,984.35 and 27,212.54
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Solution
The fourth proportional to 97,327.76, 145,984.35 and 27,212.54 is: 40,816.77
Step by Step Solution
- Step 1: Write the proportion equation
97,327.76 : 145,984.35 = 27,212.54 : x - Step 2: Convert to fraction form
97,327.76/145,984.35 = 27,212.54/x - Step 3: Cross multiply
97,327.76x = 145,984.35 × 27,212.54 - Step 4: Simplify right side
97,327.76x = 3,972,604,963.75 - Step 5: Solve for x
x = 3,972,604,963.75/97,327.76 - Step 6: Final answer
x = 40,816.77
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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.