Finding the Fourth Proportional to 187,846.08, 259,226.12 and 102,962.96
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Solution
The fourth proportional to 187,846.08, 259,226.12 and 102,962.96 is: 142,088.08
Step by Step Solution
- Step 1: Write the proportion equation
187,846.08 : 259,226.12 = 102,962.96 : x - Step 2: Convert to fraction form
187,846.08/259,226.12 = 102,962.96/x - Step 3: Cross multiply
187,846.08x = 259,226.12 × 102,962.96 - Step 4: Simplify right side
187,846.08x = 26,690,688,624.52 - Step 5: Solve for x
x = 26,690,688,624.52/187,846.08 - Step 6: Final answer
x = 142,088.08
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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.