Finding the Fourth Proportional to 94,166.68, 129,946.53 and 51,722.68
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Solution
The fourth proportional to 94,166.68, 129,946.53 and 51,722.68 is: 71,375.38
Step by Step Solution
- Step 1: Write the proportion equation
94,166.68 : 129,946.53 = 51,722.68 : x - Step 2: Convert to fraction form
94,166.68/129,946.53 = 51,722.68/x - Step 3: Cross multiply
94,166.68x = 129,946.53 × 51,722.68 - Step 4: Simplify right side
94,166.68x = 6,721,182,788.30 - Step 5: Solve for x
x = 6,721,182,788.30/94,166.68 - Step 6: Final answer
x = 71,375.38
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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.