Finding the Fourth Proportional to 97,361.13, 134,358.36 and 52,649.13
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Solution
The fourth proportional to 97,361.13, 134,358.36 and 52,649.13 is: 72,655.80
Step by Step Solution
- Step 1: Write the proportion equation
97,361.13 : 134,358.36 = 52,649.13 : x - Step 2: Convert to fraction form
97,361.13/134,358.36 = 52,649.13/x - Step 3: Cross multiply
97,361.13x = 134,358.36 × 52,649.13 - Step 4: Simplify right side
97,361.13x = 7,073,850,762.23 - Step 5: Solve for x
x = 7,073,850,762.23/97,361.13 - Step 6: Final answer
x = 72,655.80
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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.