Finding the Fourth Proportional to 94,740.66, 130,729.14 and 52,299.09
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Solution
The fourth proportional to 94,740.66, 130,729.14 and 52,299.09 is: 72,165.58
Step by Step Solution
- Step 1: Write the proportion equation
94,740.66 : 130,729.14 = 52,299.09 : x - Step 2: Convert to fraction form
94,740.66/130,729.14 = 52,299.09/x - Step 3: Cross multiply
94,740.66x = 130,729.14 × 52,299.09 - Step 4: Simplify right side
94,740.66x = 6,837,015,058.48 - Step 5: Solve for x
x = 6,837,015,058.48/94,740.66 - Step 6: Final answer
x = 72,165.58
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1.5x scale
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.