Finding the Fourth Proportional to 155,841.80, 233,762.70 and 93,633.80
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Solution
The fourth proportional to 155,841.80, 233,762.70 and 93,633.80 is: 140,450.70
Step by Step Solution
- Step 1: Write the proportion equation
155,841.80 : 233,762.70 = 93,633.80 : x - Step 2: Convert to fraction form
155,841.80/233,762.70 = 93,633.80/x - Step 3: Cross multiply
155,841.80x = 233,762.70 × 93,633.80 - Step 4: Simplify right side
155,841.80x = 21,888,089,899.26 - Step 5: Solve for x
x = 21,888,089,899.26/155,841.80 - Step 6: Final answer
x = 140,450.70
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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.