Finding the Fourth Proportional to 173,792.14, 239,858.80 and 110,135.74
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Solution
The fourth proportional to 173,792.14, 239,858.80 and 110,135.74 is: 152,003.57
Step by Step Solution
- Step 1: Write the proportion equation
173,792.14 : 239,858.80 = 110,135.74 : x - Step 2: Convert to fraction form
173,792.14/239,858.80 = 110,135.74/x - Step 3: Cross multiply
173,792.14x = 239,858.80 × 110,135.74 - Step 4: Simplify right side
173,792.14x = 26,417,026,433.51 - Step 5: Solve for x
x = 26,417,026,433.51/173,792.14 - Step 6: Final answer
x = 152,003.57
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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.