Finding the Fourth Proportional to 97,466.40, 146,041.20 and 88,135.20
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Solution
The fourth proportional to 97,466.40, 146,041.20 and 88,135.20 is: 132,059.56
Step by Step Solution
- Step 1: Write the proportion equation
97,466.40 : 146,041.20 = 88,135.20 : x - Step 2: Convert to fraction form
97,466.40/146,041.20 = 88,135.20/x - Step 3: Cross multiply
97,466.40x = 146,041.20 × 88,135.20 - Step 4: Simplify right side
97,466.40x = 12,871,370,370.24 - Step 5: Solve for x
x = 12,871,370,370.24/97,466.40 - Step 6: Final answer
x = 132,059.56
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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.