Finding the Fourth Proportional to 93,973.92, 129,683.88 and 51,532.44
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Solution
The fourth proportional to 93,973.92, 129,683.88 and 51,532.44 is: 71,114.70
Step by Step Solution
- Step 1: Write the proportion equation
93,973.92 : 129,683.88 = 51,532.44 : x - Step 2: Convert to fraction form
93,973.92/129,683.88 = 51,532.44/x - Step 3: Cross multiply
93,973.92x = 129,683.88 × 51,532.44 - Step 4: Simplify right side
93,973.92x = 6,682,926,765.07 - Step 5: Solve for x
x = 6,682,926,765.07/93,973.92 - Step 6: Final answer
x = 71,114.70
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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.