Finding the Fourth Proportional to 110,201.70, 165,302.49 and 51,005.08
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Solution
The fourth proportional to 110,201.70, 165,302.49 and 51,005.08 is: 76,507.59
Step by Step Solution
- Step 1: Write the proportion equation
110,201.70 : 165,302.49 = 51,005.08 : x - Step 2: Convert to fraction form
110,201.70/165,302.49 = 51,005.08/x - Step 3: Cross multiply
110,201.70x = 165,302.49 × 51,005.08 - Step 4: Simplify right side
110,201.70x = 8,431,266,726.65 - Step 5: Solve for x
x = 8,431,266,726.65/110,201.70 - Step 6: Final answer
x = 76,507.59
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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.