Finding the Fourth Proportional to 186,223.41, 256,977.09 and 104,545.62
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Solution
The fourth proportional to 186,223.41, 256,977.09 and 104,545.62 is: 144,266.66
Step by Step Solution
- Step 1: Write the proportion equation
186,223.41 : 256,977.09 = 104,545.62 : x - Step 2: Convert to fraction form
186,223.41/256,977.09 = 104,545.62/x - Step 3: Cross multiply
186,223.41x = 256,977.09 × 104,545.62 - Step 4: Simplify right side
186,223.41x = 26,865,829,199.85 - Step 5: Solve for x
x = 26,865,829,199.85/186,223.41 - Step 6: Final answer
x = 144,266.66
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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.