Finding the Fourth Proportional to 93,707.44, 129,316.30 and 51,266.88
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Solution
The fourth proportional to 93,707.44, 129,316.30 and 51,266.88 is: 70,748.31
Step by Step Solution
- Step 1: Write the proportion equation
93,707.44 : 129,316.30 = 51,266.88 : x - Step 2: Convert to fraction form
93,707.44/129,316.30 = 51,266.88/x - Step 3: Cross multiply
93,707.44x = 129,316.30 × 51,266.88 - Step 4: Simplify right side
93,707.44x = 6,629,643,105.98 - Step 5: Solve for x
x = 6,629,643,105.98/93,707.44 - Step 6: Final answer
x = 70,748.31
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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.