Finding the Fourth Proportional to 159,858.23, 239,760.08 and 53,230.08
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Solution
The fourth proportional to 159,858.23, 239,760.08 and 53,230.08 is: 79,836.04
Step by Step Solution
- Step 1: Write the proportion equation
159,858.23 : 239,760.08 = 53,230.08 : x - Step 2: Convert to fraction form
159,858.23/239,760.08 = 53,230.08/x - Step 3: Cross multiply
159,858.23x = 239,760.08 × 53,230.08 - Step 4: Simplify right side
159,858.23x = 12,762,447,973.06 - Step 5: Solve for x
x = 12,762,447,973.06/159,858.23 - Step 6: Final answer
x = 79,836.04
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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.