Finding the Fourth Proportional to 112,027.05, 168,089.99 and 59,423.63
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Solution
The fourth proportional to 112,027.05, 168,089.99 and 59,423.63 is: 89,161.65
Step by Step Solution
- Step 1: Write the proportion equation
112,027.05 : 168,089.99 = 59,423.63 : x - Step 2: Convert to fraction form
112,027.05/168,089.99 = 59,423.63/x - Step 3: Cross multiply
112,027.05x = 168,089.99 × 59,423.63 - Step 4: Simplify right side
112,027.05x = 9,988,516,234.90 - Step 5: Solve for x
x = 9,988,516,234.90/112,027.05 - Step 6: Final answer
x = 89,161.65
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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.