Finding the Fourth Proportional to 97,355.29, 134,350.43 and 54,334.78
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Solution
The fourth proportional to 97,355.29, 134,350.43 and 54,334.78 is: 74,982.07
Step by Step Solution
- Step 1: Write the proportion equation
97,355.29 : 134,350.43 = 54,334.78 : x - Step 2: Convert to fraction form
97,355.29/134,350.43 = 54,334.78/x - Step 3: Cross multiply
97,355.29x = 134,350.43 × 54,334.78 - Step 4: Simplify right side
97,355.29x = 7,299,901,205.13 - Step 5: Solve for x
x = 7,299,901,205.13/97,355.29 - Step 6: Final answer
x = 74,982.07
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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.