Finding the Fourth Proportional to 158,417.67, 237,460.41 and 74,106.80
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Solution
The fourth proportional to 158,417.67, 237,460.41 and 74,106.80 is: 111,082.50
Step by Step Solution
- Step 1: Write the proportion equation
158,417.67 : 237,460.41 = 74,106.80 : x - Step 2: Convert to fraction form
158,417.67/237,460.41 = 74,106.80/x - Step 3: Cross multiply
158,417.67x = 237,460.41 × 74,106.80 - Step 4: Simplify right side
158,417.67x = 17,597,430,814.96 - Step 5: Solve for x
x = 17,597,430,814.96/158,417.67 - Step 6: Final answer
x = 111,082.50
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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.