Finding the Fourth Proportional to 80,177.13, 120,285.14 and 24,017.13
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Solution
The fourth proportional to 80,177.13, 120,285.14 and 24,017.13 is: 36,031.52
Step by Step Solution
- Step 1: Write the proportion equation
80,177.13 : 120,285.14 = 24,017.13 : x - Step 2: Convert to fraction form
80,177.13/120,285.14 = 24,017.13/x - Step 3: Cross multiply
80,177.13x = 120,285.14 × 24,017.13 - Step 4: Simplify right side
80,177.13x = 2,888,903,724.36 - Step 5: Solve for x
x = 2,888,903,724.36/80,177.13 - Step 6: Final answer
x = 36,031.52
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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.