Finding the Fourth Proportional to 94,342.74, 130,224.96 and 58,553.70
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Solution
The fourth proportional to 94,342.74, 130,224.96 and 58,553.70 is: 80,823.95
Step by Step Solution
- Step 1: Write the proportion equation
94,342.74 : 130,224.96 = 58,553.70 : x - Step 2: Convert to fraction form
94,342.74/130,224.96 = 58,553.70/x - Step 3: Cross multiply
94,342.74x = 130,224.96 × 58,553.70 - Step 4: Simplify right side
94,342.74x = 7,625,153,240.35 - Step 5: Solve for x
x = 7,625,153,240.35/94,342.74 - Step 6: Final answer
x = 80,823.95
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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.