Finding the Fourth Proportional to 77,059.08, 115,574.04 and 24,469.02
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Solution
The fourth proportional to 77,059.08, 115,574.04 and 24,469.02 is: 36,698.90
Step by Step Solution
- Step 1: Write the proportion equation
77,059.08 : 115,574.04 = 24,469.02 : x - Step 2: Convert to fraction form
77,059.08/115,574.04 = 24,469.02/x - Step 3: Cross multiply
77,059.08x = 115,574.04 × 24,469.02 - Step 4: Simplify right side
77,059.08x = 2,827,983,496.24 - Step 5: Solve for x
x = 2,827,983,496.24/77,059.08 - Step 6: Final answer
x = 36,698.90
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1.5x scale
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.